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.

A263970 Number of (n+1)X(3+1) arrays of permutations of 0..n*4+3 with each element having index change (+-,+-) 0,2 1,1 or 1,0.

Table of values

n a(n)
1 108
2 1817
3 86633
4 2940624
5 118376593
6 4465927225
7 173624682220
8 6667558559121
9 257455940562569
10 9918270812153408
11 382479262941692449
12 14743229754402141217
13 568405954625127696140
14 21912390582420380574169

List of values

[108, 1817, 86633, 2940624, 118376593, 4465927225, 173624682220, 6667558559121, 257455940562569, 9918270812153408, 382479262941692449, 14743229754402141217, 568405954625127696140, 21912390582420380574169]

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

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