Number 18

In Lotto under the 6/49 + 1/49 · Jan 2010 – Aug 2017 rules — 789 draws, 6 from 1–49 (an earlier era).

101times drawn · chance expected 97 +0.48σ

10draws waiting · a wait this long: 31% for any number

7.8average wait between appearances · chance says 8.2

38longest completed wait · 55% chance of one at least that long

18 is drawn as often as chance explains

Drawn 101 times in 789 draws against 96.6 expected, +0.48σ. Each draw is independent: after 10 draws away it is exactly as likely tonight as a number drawn yesterday. It has also come out as the bonus ball 17 times, counted separately.

Number 18, draw by draw

Drawn 101 times in 789 draws · average wait 7.8 draws · longest completed wait 38 · waiting 10 draws now

a completed wait — darker is longer the wait still running — a lower bound, not a finished gap

Where it lands in a sorted draw

Sort a draw and 18 has a favourite seat — chance gives a small number the low positions more often. That is the shape of sorting, not of the machine.

1st smallest9 · chance 10.0
2nd smallest36 · chance 31.6
3rd smallest29 · chance 36.1
4th smallest19 · chance 18.7
5th smallest8 · chance 4.4
6th smallest0 · chance 0.4

Every position’s lane →

The company it keeps

Seen most often with these — chance gives every partner about 10.5 shared draws, and the leaders are simply the ones that came out ahead this time.

24 35 9 16 43 7

It has shared a draw with every one of the other 48 numbers; chance expected about 0.0 still unmet by now. Every pair →

How many people play it

Under the crowd model, 18 is picked about 1.22× as often as an indifferent choice — 15th most popular of 49. That changes nothing about whether it comes up, and everything about how many ways a jackpot on it would be shared.

Numbers 1–31 — the birthday zone ×1.22

The model and its sources → · What people believe about 18 →

Every draw it appeared in

Date	Wait	Position	The draw
2017-06-24	1	2nd	15 18 26 31 37 42
2017-06-21	17	4th	5 8 9 18 24 44
2017-04-22	3	2nd	3 18 23 26 38 47
2017-04-12	4	3rd

What this cannot tell you

Nothing here predicts the next draw. A number’s history is a record of a fair machine’s past, and the machine keeps none of it: 18 is drawn with probability 6/49 tonight whatever it did last week.

2015-04-18	6	3rd	2 9 18 25 29 34
2015-03-28	5	3rd	10 11 18 24 40 46
2015-03-11	2	2nd	4 18 20 22 33 46
2015-03-04	1	2nd	13 18 20 29 33 43
2015-02-28	28	4th	7 9 17 18 27 35
2014-11-22	12	2nd	7 18 29 39 44 45
2014-10-11	12	3rd	7 8 18 35 40 42
2014-08-30	13	4th	2 5 14 18 19 33
2014-07-16	5	2nd	15 18 25 28 38 44
2014-06-28	3	4th	3 7 12 18 28 36
2014-06-18	10	3rd	1 3 18 32 34 47
2014-05-14	4	3rd	9 12 18 20 32 34
2014-04-30	5	1st	18 20 21 26 35 45
2014-04-12	13	2nd	14 18 32 35 37 45
2014-02-26	1	2nd	7 18 34 39 41 42
2014-02-22	5	5th	2 3 9 15 18 31
2014-02-05	4	2nd	2 18 24 25 37 38
2014-01-22	6	3rd	1 2 18 28 33 48
2014-01-01	4	3rd	12 16 18 35 36 43
2013-12-14	8	2nd	14 18 21 27 35 48
2013-11-16	1	2nd	16 18 37 42 43 45
2013-11-13	6	2nd	1 18 33 36 38 41
2013-10-23	14	2nd	14 18 24 31 38 46
2013-09-04	6	4th	5 10 17 18 23 40
2013-08-14	1	1st	18 20 21 32 33 35
2013-08-10	2	4th	4 5 16 18 38 40
2013-08-03	1	2nd	13 18 19 23 33 41
2013-07-31	1	3rd	6 9 18 22 28 39
2013-07-27	14	1st	18 19 31 34 40 42
2013-06-08	5	2nd	2 18 23 36 43 46
2013-05-22	18	2nd	10 18 19 22 30 48
2013-03-20	9	2nd	5 18 28 31 43 49
2013-02-16	3	3rd	8 17 18 23 43 45
2013-02-06	8	2nd	8 18 20 25 37 38
2013-01-09	14	4th	14 16 17 18 21 29
2012-11-21	4	1st	18 21 28 30 35 39
2012-11-07	7	4th	3 8 17 18 37 44
2012-10-13	6	4th	10 11 16 18 24 37
2012-09-22	3	5th	1 4 5 13 18 43
2012-09-12	8	2nd	15 18 27 28 29 46
2012-08-15	2	5th	1 5 15 16 18 20
2012-08-08	1	2nd	16 18 22 24 30 40
2012-08-04	22	3rd	5 17 18 24 28 42
2012-05-19	3	4th	8 14 16 18 40 41
2012-05-09	13	1st	18 22 35 39 41 43
2012-03-24	2	5th	2 15 16 17 18 47
2012-03-17	22	3rd	13 14 18 43 47 48
2011-12-31	19	4th	2 7 13 18 24 49
2011-10-26	18	2nd	6 18 22 27 29 41
2011-08-24	5	2nd	3 18 21 31 42 45
2011-08-06	8	3rd	9 13 18 23 35 39
2011-07-09	4	4th	6 12 17 18 20 43
2011-06-25	5	2nd	9 18 19 22 32 43
2011-06-08	1	3rd	7 15 18 23 25 41
2011-06-04	7	3rd	7 13 18 21 40 41
2011-05-11	5	5th	8 12 14 15 18 46
2011-04-23	3	4th	2 5 10 18 25 32
2011-04-13	6	3rd	15 16 18 20 21 35
2011-03-23	35	4th	3 7 13 18 24 43
2010-11-17	8	1st	18 22 33 35 41 46
2010-10-20	9	2nd	6 18 19 29 44 46
2010-09-18	3	2nd	13 18 25 27 43 45
2010-09-08	9	5th	9 12 13 15 18 47
2010-08-07	10	3rd	9 10 18 46 47 49
2010-07-03	2	2nd	1 18 38 39 45 49
2010-06-26	9	3rd	5 16 18 24 32 38
2010-05-26	4	2nd	11 18 39 40 42 44
2010-05-12	2	1st	18 21 33 42 43 46
2010-05-05	4	5th	7 8 11 14 18 21
2010-04-21	4	5th	9 10 16 17 18 46
2010-04-07	2	2nd	16 18 19 24 41 45
2010-03-31	6	3rd	3 9 18 24 33 41
2010-03-10	5	4th	8 11 14 18 23 48
2010-02-20	2	4th	7 8 17 18 34 35
2010-02-13	1	2nd	17 18 20 30 40 42
2010-02-10	9	2nd	12 18 19 22 45 47
2010-01-09	—	2nd	4 18 24 29 41 45