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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.

A232698 Number of tilings of an 8 X n rectangle with 2n tetrominoes of any shape.

Table of values

n a(n)
0 1
1 1
2 25
3 997
4 40899
5 800290
6 22483347
7 657253434
8 19077209438
9 517312744806
10 14571957312254
11 412240433359025
12 11632857444709188
13 326275845576101452
14 9187549952207915190
15 258821654387452112268
16 7288072624408347082481
17 205113474464891986564786

List of values

[1, 1, 25, 997, 40899, 800290, 22483347, 657253434, 19077209438, 517312744806, 14571957312254, 412240433359025, 11632857444709188, 326275845576101452, 9187549952207915190, 258821654387452112268, 7288072624408347082481, 205113474464891986564786]

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

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