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.

A297685 Number of 5Xn 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 0, 1 or 4 neighboring 1s.

Table of values

n a(n)
1 32
2 291
3 3744
4 34872
5 401678
6 4202440
7 45865837
8 488402012
9 5277134441
10 56590184544
11 609118876500
12 6543424122789
13 70369098323857
14 756319883731372
15 8131309593772974
16 87407051279518533
17 939657110269352989

List of values

[32, 291, 3744, 34872, 401678, 4202440, 45865837, 488402012, 5277134441, 56590184544, 609118876500, 6543424122789, 70369098323857, 756319883731372, 8131309593772974, 87407051279518533, 939657110269352989]

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

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