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.

A297799 Number of n X 5 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 2, 3 or 5 neighboring 1's.

Table of values

n a(n)
1 1
2 38
3 293
4 2195
5 23781
6 231921
7 2174696
8 21427001
9 209042911
10 2021157679
11 19682772781
12 191557167338
13 1861109483653
14 18099645301193
15 176029730537879
16 1711498855651503
17 16642558124209570
18 161835924673053199

List of values

[1, 38, 293, 2195, 23781, 231921, 2174696, 21427001, 209042911, 2021157679, 19682772781, 191557167338, 1861109483653, 18099645301193, 176029730537879, 1711498855651503, 16642558124209570, 161835924673053199]

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

Content is available under The OEIS End-User License Agreement.