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.

A232310 Number of (n+1)X(n+1) 0..1 arrays with every element equal to some horizontal or antidiagonal neighbor, with top left element zero.

Table of values

n a(n)
1 2
2 24
3 1202
4 231454
5 161243887
6 400571676322
7 3587649343841650
8 115662789623304964655
9 13420410026776778616974635
10 5604396268950285334109397116334
11 8423557107575828118320152665611119144

List of values

[2, 24, 1202, 231454, 161243887, 400571676322, 3587649343841650, 115662789623304964655, 13420410026776778616974635, 5604396268950285334109397116334, 8423557107575828118320152665611119144]

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

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