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.

A067170 Numbers n such that sum of the cubes of the distinct prime factors of n equals the sum of the cubes of the digits of n.

Table of values

n a(n)
1 2
2 3
3 5
4 7
5 250
6 735
7 2500
8 25000
9 250000
10 1858560
11 2500000
12 18585600
13 25000000
14 91990080
15 185856000
16 242121642
17 250000000
18 919900800
19 1081088775
20 1390120992
21 1768635648
22 1858560000
23 2500000000
24 5435938431
25 7245987840
26 9199008000
27 9475854336
28 17996666688
29 18585600000
30 24214634829
31 25000000000

List of values

[2, 3, 5, 7, 250, 735, 2500, 25000, 250000, 1858560, 2500000, 18585600, 25000000, 91990080, 185856000, 242121642, 250000000, 919900800, 1081088775, 1390120992, 1768635648, 1858560000, 2500000000, 5435938431, 7245987840, 9199008000, 9475854336, 17996666688, 18585600000, 24214634829, 25000000000]

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

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