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.

A302314 Number of 6Xn 0..1 arrays with every element equal to 0, 1, 3 or 4 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.

Table of values

n a(n)
1 32
2 42
3 153
4 380
5 1271
6 5715
7 18992
8 70289
9 276303
10 1198933
11 4943025
12 20296911
13 87240442
14 391664186
15 1720317094
16 7452867091
17 33062937731
18 149393352532
19 666995403171
20 2953315553655
21 13219394330756
22 59630333269194

List of values

[32, 42, 153, 380, 1271, 5715, 18992, 70289, 276303, 1198933, 4943025, 20296911, 87240442, 391664186, 1720317094, 7452867091, 33062937731, 149393352532, 666995403171, 2953315553655, 13219394330756, 59630333269194]

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

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