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.

A188610 Number of 5Xn binary arrays without the pattern 1 1 0 diagonally, vertically, antidiagonally or horizontally.

Table of values

n a(n)
1 20
2 400
3 3354
4 24711
5 181626
6 1288734
7 8951764
8 61078115
9 412004463
10 2754584607
11 18305734529
12 121093197502
13 798454543443
14 5251973517844
15 34485457416930
16 226141081539515
17 1481522016356561
18 9698977844261838
19 63462246846069728

List of values

[20, 400, 3354, 24711, 181626, 1288734, 8951764, 61078115, 412004463, 2754584607, 18305734529, 121093197502, 798454543443, 5251973517844, 34485457416930, 226141081539515, 1481522016356561, 9698977844261838, 63462246846069728]

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

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