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.

A094406 Smallest unhappy number that takes n steps to reach any of the unhappy cycle (4, 16, 37, 58, 89, 145, 42, 20) under iteration of sum of squares of digits map.

Table of values

n a(n)
4 4
5 2
6 11
7 15
8 5
9 3
10 14
11 45
12 36
13 6
14 112
15 269
16 15999

List of values

[4, 2, 11, 15, 5, 3, 14, 45, 36, 6, 112, 269, 15999]