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.

A294090 Base-10 complementary numbers: n equals the product of the 10's complement of its digits.

Table of values

n a(n)
1 5
2 18
3 35
4 50
5 180
6 315
7 350
8 500
9 1800
10 3150
11 3500
12 5000
13 18000
14 31500
15 35000
16 50000
17 180000
18 315000
19 350000
20 500000
21 1800000
22 3150000
23 3500000
24 5000000
25 18000000
26 31500000
27 35000000
28 50000000
29 180000000
30 315000000
31 350000000
32 500000000
33 1800000000

List of values

[5, 18, 35, 50, 180, 315, 350, 500, 1800, 3150, 3500, 5000, 18000, 31500, 35000, 50000, 180000, 315000, 350000, 500000, 1800000, 3150000, 3500000, 5000000, 18000000, 31500000, 35000000, 50000000, 180000000, 315000000, 350000000, 500000000, 1800000000]