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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.

A237428 Numbers k with following property: List all proper divisors of k. Replace any composite number in the list with its proper divisors. Repeat. Sum of remaining numbers (1's and primes) is equal to k.

Table of values

n a(n)
1 6
2 126
3 3808
4 19360
5 104320
6 4317184
7 126764640
8 1920554064
9 3710312448

List of values

[6, 126, 3808, 19360, 104320, 4317184, 126764640, 1920554064, 3710312448]

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

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