A367534 - cp's OEIS frontend

A367534 The number of ways of tiling the n X n torus up to the symmetries of the square by a tile that is fixed under 90-degree rotation but not reflection.

n	a(n)
1	1
2	4
3	14
4	613
5	168832
6	238686222
7	1436101016320
8	36028798185029194
9	3731252529949661491712
10	1584563250285579485868500176
11	2746338834266355397535763176765440
12	19358285762613388144887089341554236250288
13	553468075675608205710276014956782089461163991040

[1, 4, 14, 613, 168832, 238686222, 1436101016320, 36028798185029194, 3731252529949661491712, 1584563250285579485868500176, 2746338834266355397535763176765440, 19358285762613388144887089341554236250288, 553468075675608205710276014956782089461163991040]

cp's OEIS Frontend

A367534 The number of ways of tiling the n X n torus up to the symmetries of the square by a tile that is fixed under 90-degree rotation but not reflection.

Table of values

List of values