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.

A296539 Number of n X 6 0..1 arrays with each 1 horizontally, vertically or antidiagonally adjacent to 2 or 4 neighboring 1's.

Table of values

n a(n)
1 1
2 26
3 254
4 1554
5 10734
6 78660
7 560942
8 3987615
9 28515358
10 203892406
11 1456644769
12 10408749868
13 74388848144
14 531625780268
15 3799304215218
16 27152396258135
17 194049997801018
18 1386817640950191
19 9911186585406690
20 70832453927754955

List of values

[1, 26, 254, 1554, 10734, 78660, 560942, 3987615, 28515358, 203892406, 1456644769, 10408749868, 74388848144, 531625780268, 3799304215218, 27152396258135, 194049997801018, 1386817640950191, 9911186585406690, 70832453927754955]

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

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