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.

A232321 Number of (5+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 89
2 2640
3 90157
4 3815483
5 161243887
6 6736602042
7 281959315373
8 11801434817942
9 493946679273719
10 20673894894951135
11 865297397287880776
12 36216658523348672068
13 1515833034012979726393
14 63444555196518747182748

List of values

[89, 2640, 90157, 3815483, 161243887, 6736602042, 281959315373, 11801434817942, 493946679273719, 20673894894951135, 865297397287880776, 36216658523348672068, 1515833034012979726393, 63444555196518747182748]

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

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