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.

A233152 Number of n X 5 0..2 arrays with no element x(i,j) adjacent to value 2-x(i,j) horizontally or antidiagonally.

Table of values

n a(n)
1 48
2 648
3 8856
4 121176
5 1658232
6 22692312
7 310536504
8 4249585944
9 58154132088
10 795819434328
11 10890517137336
12 149033007242136
13 2039465800159992
14 27909392872041432
15 381930508677741624
16 5226588558469378584

List of values

[48, 648, 8856, 121176, 1658232, 22692312, 310536504, 4249585944, 58154132088, 795819434328, 10890517137336, 149033007242136, 2039465800159992, 27909392872041432, 381930508677741624, 5226588558469378584]

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

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