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.

A265967 Number of nX2 0..4 arrays with the absolute differences of each element with its with horizontal and vertical neighbors unique.

Table of values

n a(n)
1 25
2 288
3 1504
4 7656
5 38096
6 190308
7 953072
8 4776628
9 23912032
10 119676172
11 599079504
12 2999395220
13 15015056688
14 75162919892
15 376276088880
16 1883701849404
17 9429821433376
18 47206168911396
19 236319556068624
20 1183033090841396

List of values

[25, 288, 1504, 7656, 38096, 190308, 953072, 4776628, 23912032, 119676172, 599079504, 2999395220, 15015056688, 75162919892, 376276088880, 1883701849404, 9429821433376, 47206168911396, 236319556068624, 1183033090841396]

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

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