340880

Appears in sequences

• Number of n X n checkered tori, allowing rotation and/or reflection of the rows and/or the columns.at n=5A209251
• Table read by antidiagonals: number of toroidal m X n binary arrays, allowing rotation and/or reflection of the rows and/or the columns.at n=40A222188
• Number of toroidal n X 5 binary arrays, allowing rotation and/or reflection of the rows and/or the columns.at n=4A222191
• Number of ways of tiling the n X n torus up to diagonal and antidiagonal reflection of the square by two tiles that are each fixed under both diagonal and antidiagonal reflection.at n=4A368139