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.

A299649 Number of nX3 0..1 arrays with every element equal to 0, 1, 2, 3, 4, 5 or 6 king-move adjacent elements, with upper left element zero.

Table of values

n a(n)
1 4
2 32
3 247
4 1924
5 14981
6 116654
7 908360
8 7073213
9 55077652
10 428878329
11 3339587196
12 26004677512
13 202493066595
14 1576771794248
15 12277997133149
16 95606234301950
17 744466050795960
18 5797003771085993
19 45140074132400664
20 351496458022297409

List of values

[4, 32, 247, 1924, 14981, 116654, 908360, 7073213, 55077652, 428878329, 3339587196, 26004677512, 202493066595, 1576771794248, 12277997133149, 95606234301950, 744466050795960, 5797003771085993, 45140074132400664, 351496458022297409]

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

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