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.

A090943 Even numbers n such that N(n) is divisible by a nontrivial square, say m^2 with gcd(n,m) = 1, where N(n) is the numerator of the Bernoulli number B(n). The smallest numbers m are given in A094095.

Table of values

n a(n)
1 228
2 284
3 914
4 1434
5 1616
6 2948
7 3292
8 4280
9 4336
10 5612
11 5768
12 6302
13 6944
14 7714
15 7758
16 8276
17 9608

List of values

[228, 284, 914, 1434, 1616, 2948, 3292, 4280, 4336, 5612, 5768, 6302, 6944, 7714, 7758, 8276, 9608]

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

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