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.

A266107 Number of 7Xn integer arrays with each element equal to the number of horizontal and antidiagonal neighbors exactly one smaller than itself.

Table of values

n a(n)
1 1
2 715
3 16428
4 145274
5 3899732
6 192212829
7 6206090116
8 152827600335
9 4549421529660
10 155911464809823
11 4886310110586327
12 144366563589225015
13 4437049095870031448
14 139852556937264083906
15 4337839455375825257187

List of values

[1, 715, 16428, 145274, 3899732, 192212829, 6206090116, 152827600335, 4549421529660, 155911464809823, 4886310110586327, 144366563589225015, 4437049095870031448, 139852556937264083906, 4337839455375825257187]

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

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