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.

A264481 Number of (7+1)X(n+1) arrays of permutations of 0..n*8+7 with each element having directed index change 0,1 1,0 2,1 or -1,-1.

Table of values

n a(n)
1 2
2 64
3 384
4 10116
5 174927
6 3842048
7 74367790
8 1462247321
9 29509300516
10 577847245296
11 11385134340072
12 225727859320572
13 4442739834521648
14 87589711996716421
15 1729226298092553854
16 34086490092213796815

List of values

[2, 64, 384, 10116, 174927, 3842048, 74367790, 1462247321, 29509300516, 577847245296, 11385134340072, 225727859320572, 4442739834521648, 87589711996716421, 1729226298092553854, 34086490092213796815]

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

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