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.

A251605 Numbers k = concat(s,t) such that k = antisigma(s) + antisigma(t), where antisigma(x) = A024816(x).

Table of values

n a(n)
1 226
2 1046
3 3881
4 20206
5 1970256
6 57619059
7 62109258

List of values

[226, 1046, 3881, 20206, 1970256, 57619059, 62109258]

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

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