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.

A221935 Number of nX5 arrays of occupancy after each element stays put or moves to some horizontal or antidiagonal neighbor, without move-in move-out straight through or left turns.

Table of values

n a(n)
1 28
2 5622
3 799632
4 119035112
5 17626884659
6 2611330803361
7 386840503637732
8 57306383975427486
9 8489341273827367120
10 1257607107085271304144
11 186301337661284652338010
12 27598594360590020663604925

List of values

[28, 5622, 799632, 119035112, 17626884659, 2611330803361, 386840503637732, 57306383975427486, 8489341273827367120, 1257607107085271304144, 186301337661284652338010, 27598594360590020663604925]

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

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