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.

A245062 Array read by upward antidiagonals: Niven (or Harshad) numbers arranged in rows by their digit sums.

Table of values

n a(n)
1 1
2 2
3 10
4 3
5 20
6 100
7 4
8 12
9 110
10 1000
11 5
12 40
13 21
14 200
15 10000
16 6
17 50
18 112
19 30
20 1010
21 100000
22 7
23 24
24 140
25 220
26 102
27 1100
28 1000000
29 8
30 70
31 42
32 230
33 400
34 111
35 2000
36 10000000
37 9
38 80
39 133
40 60
41 320
42 1012
43 120
44 10010
45 100000000
46 190
47 18
48 152
49 322
50 114
51 410
52 1120
53 201
54 10100
55 1000000000

List of values

[1, 2, 10, 3, 20, 100, 4, 12, 110, 1000, 5, 40, 21, 200, 10000, 6, 50, 112, 30, 1010, 100000, 7, 24, 140, 220, 102, 1100, 1000000, 8, 70, 42, 230, 400, 111, 2000, 10000000, 9, 80, 133, 60, 320, 1012, 120, 10010, 100000000, 190, 18, 152, 322, 114, 410, 1120, 201, 10100, 1000000000]