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.

A125948 a(n) is the number of nonnegative integers k less than 10^n such that the decimal representation of k lacks at least one of digits 1,2,3, at least one of digits 4,5,6 and at least one of digits 7,8,9.

Table of values

n a(n)
1 10
2 100
3 982
4 9388
5 86950
6 778780
7 6748822
8 56713708
9 463661830
10 3700940860
11 28941318262
12 222422713228
13 1684544507110
14 12602134130140
15 93308618633302
16 684912371803948
17 4990975002030790
18 36147245625290620
19 260449744313893942

List of values

[10, 100, 982, 9388, 86950, 778780, 6748822, 56713708, 463661830, 3700940860, 28941318262, 222422713228, 1684544507110, 12602134130140, 93308618633302, 684912371803948, 4990975002030790, 36147245625290620, 260449744313893942]