A294791 - cp's OEIS frontend

A294791 Triangle read by rows, 1 <= k <= n: T(n,k) = non-isomorphic colorings of a toroidal n X k grid using exactly two colors under translational symmetry and swappable colors.

n	a(n)
1	0
2	1
3	4
4	1
5	7
6	31
7	3
8	23
9	179
10	2107
11	3
12	55
13	1095
14	26271
15	671103
16	7
17	189
18	7327
19	350063
20	17896831
21	954459519
22	9
23	595
24	49939
25	4794087
26	490853415
27	52357746895
28	5744387279871
29	19
30	2101
31	349715
32	67115111
33	13743921631
34	2932032057731
35	643371380132743
36	144115188277194943
37	29
38	7315
39	2485591
40	954444607
41	390937468407
42	166799988703927
43	73201365371896619

[0, 1, 4, 1, 7, 31, 3, 23, 179, 2107, 3, 55, 1095, 26271, 671103, 7, 189, 7327, 350063, 17896831, 954459519, 9, 595, 49939, 4794087, 490853415, 52357746895, 5744387279871, 19, 2101, 349715, 67115111, 13743921631, 2932032057731, 643371380132743, 144115188277194943, 29, 7315, 2485591, 954444607, 390937468407, 166799988703927, 73201365371896619]

cp's OEIS Frontend

A294791 Triangle read by rows, 1 <= k <= n: T(n,k) = non-isomorphic colorings of a toroidal n X k grid using exactly two colors under translational symmetry and swappable colors.

Table of values

List of values