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.

A069647 a(1) = 1; for n > 1, the smallest n-th power with the digit sum also a nontrivial n-th power, i.e., 10^n is not a member.

Table of values

n a(n)
1 1
2 4
3 8
4 14641
5 229345007
6 9474296896
7 886899938586555644327
8 1968149944695589999318735995870695144816896
9 29733387998758905886191953999849859976998299361889769463896694547608377966796875

List of values

[1, 4, 8, 14641, 229345007, 9474296896, 886899938586555644327, 1968149944695589999318735995870695144816896, 29733387998758905886191953999849859976998299361889769463896694547608377966796875]

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

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