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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.

A237388 Number of (n+1) X (4+1) 0..2 arrays colored with the maximum plus the upper median minus the minimum of every 2 X 2 subblock.

Table of values

n a(n)
1 12624
2 183764
3 2712486
4 41204198
5 629612266
6 9678405410
7 148794944054
8 2283761004002
9 34983096932494
10 536585050368130
11 8240252282574750
12 126487165848399856
13 1940113960361065176
14 29764767650582758670

List of values

[12624, 183764, 2712486, 41204198, 629612266, 9678405410, 148794944054, 2283761004002, 34983096932494, 536585050368130, 8240252282574750, 126487165848399856, 1940113960361065176, 29764767650582758670]

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

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