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.

A216398 For digit n from 1 to 9, a(n) = the sum of all numbers m such that m is equal to the number of n's in the decimal digits of all numbers <= m.

Table of values

n a(n)
1 22786974071
2 73737982962
3 372647999625
4 741999999540
5 100000000000
6 2434703999430
7 1876917059570
8 15312327487352
9 360000000000

List of values

[22786974071, 73737982962, 372647999625, 741999999540, 100000000000, 2434703999430, 1876917059570, 15312327487352, 360000000000]

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

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