cp's OEIS Frontend

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.

A232167 Number of composite integers k less than 10^n such that lambda(k) divides 2k-2, where lambda is the Carmichael lambda function (A002322).

Table of values

n a(n)
1 3
2 9
3 16
4 31
5 68
6 149
7 314
8 724
9 1670
10 4063

List of values

[3, 9, 16, 31, 68, 149, 314, 724, 1670, 4063]

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

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