cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A368140 Number of ways of tiling the n X n torus up to diagonal and antidiagonal reflection of the square by a tile that is fixed under only diagonal reflection.

Table of values

n a(n)
1 1
2 4
3 22
4 1154
5 337192
6 477360876
7 2872203226920
8 72057597041056852
9 7462505060326909791920
10 3169126500571693774150807456
11 5492677668532711895587506949961184
12 38716571525226776294594927800946276718944
13 1106936151351216411420589971585441310578379941760

List of values

[1, 4, 22, 1154, 337192, 477360876, 2872203226920, 72057597041056852, 7462505060326909791920, 3169126500571693774150807456, 5492677668532711895587506949961184, 38716571525226776294594927800946276718944, 1106936151351216411420589971585441310578379941760]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement.