A363166 - cp's OEIS frontend

A363166 Bouton numbers: a(n) is the number of P positions in games of Nim with three nonzero heaps each containing at most n sticks.

n	a(n)
1	0
2	0
3	1
4	1
5	2
6	4
7	7
8	7
9	8
10	10
11	13
12	17
13	22
14	28
15	35
16	35
17	36
18	38
19	41
20	45
21	50
22	56
23	63
24	71
25	80
26	90
27	101
28	113
29	126
30	140
31	155
32	155
33	156
34	158
35	161
36	165
37	170
38	176
39	183
40	191
41	200
42	210
43	221
44	233
45	246
46	260
47	275
48	291
49	308
50	326
51	345
52	365
53	386
54	408
55	431
56	455
57	480
58	506
59	533
60	561
61	590
62	620
63	651
64	651
65	652

[0, 0, 1, 1, 2, 4, 7, 7, 8, 10, 13, 17, 22, 28, 35, 35, 36, 38, 41, 45, 50, 56, 63, 71, 80, 90, 101, 113, 126, 140, 155, 155, 156, 158, 161, 165, 170, 176, 183, 191, 200, 210, 221, 233, 246, 260, 275, 291, 308, 326, 345, 365, 386, 408, 431, 455, 480, 506, 533, 561, 590, 620, 651, 651, 652]

cp's OEIS Frontend

A363166 Bouton numbers: a(n) is the number of P positions in games of Nim with three nonzero heaps each containing at most n sticks.

Table of values

List of values

n	a(n)
1	0
2	0
3	1
4	1
5	2
6	4
7	7
8	7
9	8
10	10
11	13
12	17
13	22
14	28
15	35
16	35
17	36
18	38
19	41
20	45
21	50
22	56
23	63
24	71
25	80
26	90
27	101
28	113
29	126
30	140
31	155
32	155
33	156
34	158
35	161
36	165
37	170
38	176
39	183
40	191
41	200
42	210
43	221
44	233
45	246
46	260
47	275
48	291
49	308
50	326
51	345
52	365
53	386
54	408
55	431
56	455
57	480
58	506
59	533
60	561
61	590
62	620
63	651
64	651
65	652

n	a(n)
1	0
2	0
3	1
4	1
5	2
6	4
7	7
8	7
9	8
10	10
11	13
12	17
13	22
14	28
15	35
16	35
17	36
18	38
19	41
20	45
21	50
22	56
23	63
24	71
25	80
26	90
27	101
28	113
29	126
30	140
31	155
32	155
33	156
34	158
35	161
36	165
37	170
38	176
39	183
40	191
41	200
42	210
43	221
44	233
45	246
46	260
47	275
48	291
49	308
50	326
51	345
52	365
53	386
54	408
55	431
56	455
57	480
58	506
59	533
60	561
61	590
62	620
63	651
64	651
65	652

n	a(n)
1	0
2	0
3	1
4	1
5	2
6	4
7	7
8	7
9	8
10	10
11	13
12	17
13	22
14	28
15	35
16	35
17	36
18	38
19	41
20	45
21	50
22	56
23	63
24	71
25	80
26	90
27	101
28	113
29	126
30	140
31	155
32	155
33	156
34	158
35	161
36	165
37	170
38	176
39	183
40	191
41	200
42	210
43	221
44	233
45	246
46	260
47	275
48	291
49	308
50	326
51	345
52	365
53	386
54	408
55	431
56	455
57	480
58	506
59	533
60	561
61	590
62	620
63	651
64	651
65	652