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.

A302063 Number of n X n 0..1 arrays with every element equal to 0, 1, 2 or 4 horizontally or antidiagonally adjacent elements, with upper left element zero.

Table of values

n a(n)
1 1
2 8
3 148
4 7070
5 807601
6 230634314
7 163660519064
8 287524499258589
9 1255489680741501583
10 13604053305283669077460
11 365895359118873240818539121
12 24430548564295449443919121195475
13 4049114247665544928116295437330272275

List of values

[1, 8, 148, 7070, 807601, 230634314, 163660519064, 287524499258589, 1255489680741501583, 13604053305283669077460, 365895359118873240818539121, 24430548564295449443919121195475, 4049114247665544928116295437330272275]

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

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