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.

A263514 Number of (n+1)X(3+1) arrays of permutations of 0..n*4+3 filled by rows with each element moved a city block distance of 0 or 1, and rows and columns in increasing lexicographic order.

Table of values

n a(n)
1 15
2 160
3 2076
4 25968
5 331130
6 4213002
7 53712998
8 684799391
9 8732881192
10 111369466097
11 1420333983945
12 18114184500130
13 231020023102857
14 2946329450622616
15 37576249111921443
16 479231893077739510

List of values

[15, 160, 2076, 25968, 331130, 4213002, 53712998, 684799391, 8732881192, 111369466097, 1420333983945, 18114184500130, 231020023102857, 2946329450622616, 37576249111921443, 479231893077739510]

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

Content is available under The OEIS End-User License Agreement.