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.

A233081 Number of nX7 0..3 arrays with no element x(i,j) adjacent to value 3-x(i,j) horizontally or antidiagonally, top left element zero, and 1 appearing before 2 in row major order.

Table of values

n a(n)
1 365
2 226895
3 141615905
4 88417171553
5 55204524946337
6 34467813715307081
7 21520525142517911969
8 13436680693956706599305
9 8389404393896088886849313
10 5238057500238107310826087913
11 3270464157841452851203199640929

List of values

[365, 226895, 141615905, 88417171553, 55204524946337, 34467813715307081, 21520525142517911969, 13436680693956706599305, 8389404393896088886849313, 5238057500238107310826087913, 3270464157841452851203199640929]

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

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