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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.

A210488 a(n) is the index of A210487 when the n-th prime appears for the first time.

Table of values

n a(n)
1 3
2 4
3 2
4 20
5 60
6 92
7 246
8 752
9 1289
10 2084
11 3383

List of values

[3, 4, 2, 20, 60, 92, 246, 752, 1289, 2084, 3383]

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

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