A368305 - cp's OEIS frontend

A368305 Table read by downward antidiagonals: T(n,k) is the number of tilings of the n X k torus up to horizontal reflections by two tiles that are both fixed under horizontal reflection.

n	a(n)
1	2
2	3
3	3
4	4
5	7
6	4
7	6
8	14
9	13
10	6
11	8
12	40
13	44
14	34
15	8
16	14
17	108
18	218
19	226
20	78
21	13
22	20
23	362
24	1200
25	2386
26	1184
27	237
28	18
29	36
30	1182
31	7700
32	27936
33	26892
34	7700
35	687
36	30
37	60
38	4150
39	51112
40	361244
41	674384
42	354680
43	50628
44	2299
45	46

[2, 3, 3, 4, 7, 4, 6, 14, 13, 6, 8, 40, 44, 34, 8, 14, 108, 218, 226, 78, 13, 20, 362, 1200, 2386, 1184, 237, 18, 36, 1182, 7700, 27936, 26892, 7700, 687, 30, 60, 4150, 51112, 361244, 674384, 354680, 50628, 2299, 46]

cp's OEIS Frontend

A368305 Table read by downward antidiagonals: T(n,k) is the number of tilings of the n X k torus up to horizontal reflections by two tiles that are both fixed under horizontal reflection.

Table of values

List of values