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.

A280230 Number of nX5 0..1 arrays with no element unequal to a strict majority of its king-move neighbors, with the exception of exactly one element, and with new values introduced in order 0 sequentially upwards.

Table of values

n a(n)
1 5
2 14
3 29
4 116
5 355
6 1102
7 3376
8 9860
9 29091
10 84644
11 244759
12 704628
13 2018512
14 5761462
15 16393387
16 46508232
17 131619423
18 371638678
19 1047214662
20 2945399940
21 8270156835
22 23184841888
23 64903418567
24 181446963548
25 506630797962

List of values

[5, 14, 29, 116, 355, 1102, 3376, 9860, 29091, 84644, 244759, 704628, 2018512, 5761462, 16393387, 46508232, 131619423, 371638678, 1047214662, 2945399940, 8270156835, 23184841888, 64903418567, 181446963548, 506630797962]