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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.

A117508 Denominators of partial sums of the Brun series divided by 5.

Table of values

n a(n)
1 3
2 21
3 3003
4 969969
5 872002131
6 1537339756953
7 5532885785273847
8 28676947025074349001
9 298326279901848452657403
10 3479379402495258503343291189
11 66257821961717207679166294112127

List of values

[3, 21, 3003, 969969, 872002131, 1537339756953, 5532885785273847, 28676947025074349001, 298326279901848452657403, 3479379402495258503343291189, 66257821961717207679166294112127]

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

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