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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.

A195611 Numerators b(n) of Pythagorean approximations b(n)/a(n) to 4/5.

Table of values

n a(n)
1 3
2 481
3 2079
4 12797
5 1968639
6 8522241
7 52441603
8 8067484641
9 34924139039
10 214905676797
11 33060550087679
12 143119113262081
13 880683411072003
14 135482126191826401
15 586502091223866399
16 3609040403667391997
17 555205720073554501119

List of values

[3, 481, 2079, 12797, 1968639, 8522241, 52441603, 8067484641, 34924139039, 214905676797, 33060550087679, 143119113262081, 880683411072003, 135482126191826401, 586502091223866399, 3609040403667391997, 555205720073554501119]

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

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