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.

A206619 Number of (n+1)X7 0..2 arrays with every 2X3 or 3X2 subblock having no more than two equal edges, and new values 0..2 introduced in row major order.

Table of values

n a(n)
1 192358
2 62250328
3 26135187233
4 10633148505553
5 4289914143971114
6 1738678950539792051
7 704228581922250103909
8 285197699391932223744199
9 115508361295861948938141134
10 46781700029539016314279246512

List of values

[192358, 62250328, 26135187233, 10633148505553, 4289914143971114, 1738678950539792051, 704228581922250103909, 285197699391932223744199, 115508361295861948938141134, 46781700029539016314279246512]

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

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