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.

A241127 Number of nX4 0..2 arrays with no element equal to exactly two horizontal and vertical neighbors, with new values 0..2 introduced in row major order.

Table of values

n a(n)
1 11
2 325
3 9773
4 295584
5 8974020
6 272418756
7 8270609664
8 251096788713
9 7623351508315
10 231446775293031
11 7026779711400192
12 213334731852107120
13 6476894113062087316
14 196640073775126182008
15 5970040263453594766199

List of values

[11, 325, 9773, 295584, 8974020, 272418756, 8270609664, 251096788713, 7623351508315, 231446775293031, 7026779711400192, 213334731852107120, 6476894113062087316, 196640073775126182008, 5970040263453594766199]

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

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