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.

A047899 a(1) = 7; for n > 0, a(n+1) = a(n) * sum of digits of a(n).

Table of values

n a(n)
1 7
2 49
3 637
4 10192
5 132496
6 3312400
7 43061200
8 688979200
9 33759980800
10 1755519001600
11 70220760064000
12 2387505842176000
13 138475338846208000
14 9693273719234560000
15 736688802661826560000
16 64828614634240737280000

List of values

[7, 49, 637, 10192, 132496, 3312400, 43061200, 688979200, 33759980800, 1755519001600, 70220760064000, 2387505842176000, 138475338846208000, 9693273719234560000, 736688802661826560000, 64828614634240737280000]

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

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