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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.

A067746 Denominator of ((3 * n - 2)/(n^(2 * n - 1) * (2 * n - 1) * 4^(n - 1))).

Table of values

n a(n)
1 1
2 24
3 19440
4 3670016
5 4500000000
6 255409127424
7 5159146026151936
8 4323455642275676160
9 18580248257778920521728
10 12451840000000000000000000
11 162954214196559334212035936256
12 319540863203713904815925769535488

List of values

[1, 24, 19440, 3670016, 4500000000, 255409127424, 5159146026151936, 4323455642275676160, 18580248257778920521728, 12451840000000000000000000, 162954214196559334212035936256, 319540863203713904815925769535488]

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

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