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.

A220094 Sum of the n-digit base-ten numbers whose digits are nonzero.

Table of values

n a(n)
1 45
2 4455
3 404595
4 36446355
5 3280467195
6 295244704755
7 26572047342795
8 2391484476085155
9 215233604784766395
10 19371024448062897555
11 1743392200482566077995
12 156905298044843094701955
13 14121476824048587852317595
14 1270932914164487290670858355

List of values

[45, 4455, 404595, 36446355, 3280467195, 295244704755, 26572047342795, 2391484476085155, 215233604784766395, 19371024448062897555, 1743392200482566077995, 156905298044843094701955, 14121476824048587852317595, 1270932914164487290670858355]

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

Content is available under The OEIS End-User License Agreement.