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.

A379980 Numbers that are divisible by the square of the sum of the squares of their digits.

Table of values

n a(n)
1 1
2 10
3 100
4 1000
5 1100
6 1200
7 1300
8 2000
9 2023
10 2100
11 2400
12 3100
13 4332
14 5000
15 10000
16 10100
17 10200
18 10300
19 11000
20 12000
21 13000
22 20000
23 20100
24 20230
25 20400
26 21000
27 24000
28 30100
29 30324
30 31000
31 31311
32 42000
33 43011
34 43320
35 50000
36 52022
37 52215
38 55000
39 71824
40 100000

List of values

[1, 10, 100, 1000, 1100, 1200, 1300, 2000, 2023, 2100, 2400, 3100, 4332, 5000, 10000, 10100, 10200, 10300, 11000, 12000, 13000, 20000, 20100, 20230, 20400, 21000, 24000, 30100, 30324, 31000, 31311, 42000, 43011, 43320, 50000, 52022, 52215, 55000, 71824, 100000]

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

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