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.

A055161 n has digits in descending order and n=a+b where a has the digits of n in another order and b has the digits of n in ascending order (perhaps with leading zeros).

Table of values

n a(n)
0 954
1 7641
2 995544
3 766431
4 76664331
5 98754210
6 987654321
7 999555444
8 7666643331
9 9876543210
10 9987542100
11 98766543321
12 766666433331
13 987665433210
14 998765432100
15 999875421000
16 999955554444
17 9876665433321

List of values

[954, 7641, 995544, 766431, 76664331, 98754210, 987654321, 999555444, 7666643331, 9876543210, 9987542100, 98766543321, 766666433331, 987665433210, 998765432100, 999875421000, 999955554444, 9876665433321]