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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.

A027875 a(n) = Product_{i=1..n} (7^i - 1).

Table of values

n a(n)
0 1
1 6
2 288
3 98496
4 236390400
5 3972777062400
6 467389275837235200
7 384914699001548351078400
8 2218956256804125934296760320000
9 89542886518308517126993353029713920000

List of values

[1, 6, 288, 98496, 236390400, 3972777062400, 467389275837235200, 384914699001548351078400, 2218956256804125934296760320000, 89542886518308517126993353029713920000]

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

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