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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.

A232759 Number of tilings of a 7 X 4n rectangle with 7n tetrominoes of any shape.

Table of values

n a(n)
0 1
1 9157
2 657253434
3 58480141962875
4 5316709999497259059
5 484393789403397886429249
6 44141190389848159904786733934
7 4022519784390988451174562198889336
8 366566828291367228800261059891047626895
9 33404748935117787113145811582089363383972226

List of values

[1, 9157, 657253434, 58480141962875, 5316709999497259059, 484393789403397886429249, 44141190389848159904786733934, 4022519784390988451174562198889336, 366566828291367228800261059891047626895, 33404748935117787113145811582089363383972226]

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

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