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.

A241324 Number of nX3 0..3 arrays with no element equal to fewer vertical neighbors than horizontal neighbors, with new values 0..3 introduced in row major order.

Table of values

n a(n)
1 2
2 59
3 2344
4 95144
5 3875244
6 157912026
7 6435036610
8 262234101215
9 10686305830308
10 435477843275035
11 17746165666239258
12 723174326871008607
13 29470090437788760318
14 1200936203282125872968
15 48939373545548944414862

List of values

[2, 59, 2344, 95144, 3875244, 157912026, 6435036610, 262234101215, 10686305830308, 435477843275035, 17746165666239258, 723174326871008607, 29470090437788760318, 1200936203282125872968, 48939373545548944414862]

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

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