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.

A188977 Number of nX3 array permutations with each element moved but moved no more than a city block distance of two.

Table of values

n a(n)
1 2
2 116
3 7264
4 295264
5 12838276
6 577290185
7 25631148992
8 1136766429824
9 50487034527632
10 2241979819401172
11 99549503635633660
12 4420377191555167852
13 196282145900912402736
14 8715672825193463217812
15 387009187279257877916264

List of values

[2, 116, 7264, 295264, 12838276, 577290185, 25631148992, 1136766429824, 50487034527632, 2241979819401172, 99549503635633660, 4420377191555167852, 196282145900912402736, 8715672825193463217812, 387009187279257877916264]

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

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