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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.

A264339 Number of (n+1)X(6+1) arrays of permutations of 0..n*7+6 with each element having index change +-(.,.) 0,0 0,1 or 1,2.

Table of values

n a(n)
1 2521
2 223356
3 20386617
4 1855980772
5 168990466353
6 15386771913704
7 1400983500645217
8 127561175981852920
9 11614593343457551705
10 1057522224021474274212
11 96288627697354864622745

List of values

[2521, 223356, 20386617, 1855980772, 168990466353, 15386771913704, 1400983500645217, 127561175981852920, 11614593343457551705, 1057522224021474274212, 96288627697354864622745]

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

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