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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.

A264171 Number of (n+1)X(6+1) arrays of permutations of 0..n*7+6 with each element having directed index change 0,0 0,1 1,0 -2,-1 or -1,-2.

Table of values

n a(n)
1 69
2 8007
3 408698
4 23916656
5 1432853288
6 83609564805
7 4868342507373
8 283367589816531
9 16469467179397573
10 956260182816301823
11 55484547617668226346
12 3218321886243655288008
13 186643918339019352805709

List of values

[69, 8007, 408698, 23916656, 1432853288, 83609564805, 4868342507373, 283367589816531, 16469467179397573, 956260182816301823, 55484547617668226346, 3218321886243655288008, 186643918339019352805709]

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

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