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.

A204075 Number of (n+1)X8 0..2 arrays with every 2X2 subblock having equal diagonal elements or equal antidiagonal elements, and new values 0..2 introduced in row major order.

Table of values

n a(n)
1 117188
2 17061338
3 2727300008
4 451830740558
5 75985220860460
6 12862680257580962
7 2183735443548857744
8 371222822455471852118
9 63142652467677473999828
10 10742975214630659845650794

List of values

[117188, 17061338, 2727300008, 451830740558, 75985220860460, 12862680257580962, 2183735443548857744, 371222822455471852118, 63142652467677473999828, 10742975214630659845650794]

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

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