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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.

A274646 Number of linear extensions of the one-level grid poset G[(3^n), (0^(n-1)), (0^(n-1))].

Table of values

n a(n)
1 1
2 70
3 26599
4 29609650
5 72574079902
6 332014782982540
7 2545213373338499072
8 30302687687176712355840
9 529556871638491591748878336
10 13004213964445490176628310933504
11 433440210434110194677894532074307584

List of values

[1, 70, 26599, 29609650, 72574079902, 332014782982540, 2545213373338499072, 30302687687176712355840, 529556871638491591748878336, 13004213964445490176628310933504, 433440210434110194677894532074307584]

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

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