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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.

A232684 Number of tilings of a 6 X 2n rectangle with 3n tetrominoes of any shape.

Table of values

n a(n)
0 1
1 9
2 2003
3 178939
4 22483347
5 2569437089
6 304446920314
7 35704534261665
8 4203065267122878
9 494232382069456694
10 58138539945306221167
11 6838279451118114249916
12 804352962762109905924360
13 94610929453211737452277488
14 11128526714790919845521179844

List of values

[1, 9, 2003, 178939, 22483347, 2569437089, 304446920314, 35704534261665, 4203065267122878, 494232382069456694, 58138539945306221167, 6838279451118114249916, 804352962762109905924360, 94610929453211737452277488, 11128526714790919845521179844]

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

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