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.

A262711 Numbers k such that sum of digits of k^2 is 7.

Table of values

n a(n)
1 4
2 5
3 32
4 40
5 49
6 50
7 149
8 320
9 400
10 490
11 500
12 1049
13 1490
14 3200
15 4000
16 4900
17 5000
18 10490
19 14900
20 32000
21 40000
22 49000
23 50000
24 104900
25 149000
26 320000
27 400000
28 490000
29 500000
30 1049000
31 1490000
32 3200000
33 4000000
34 4900000
35 5000000
36 10490000
37 14900000

List of values

[4, 5, 32, 40, 49, 50, 149, 320, 400, 490, 500, 1049, 1490, 3200, 4000, 4900, 5000, 10490, 14900, 32000, 40000, 49000, 50000, 104900, 149000, 320000, 400000, 490000, 500000, 1049000, 1490000, 3200000, 4000000, 4900000, 5000000, 10490000, 14900000]

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

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