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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.

A333015 Numbers which can be written in exactly five ways as a sum of two distinct nonzero pentagonal numbers.

Table of values

n a(n)
1 205427
2 210552
3 230102
4 269712
5 333802
6 346977
7 354537
8 384802
9 397892
10 416677
11 420077
12 426622
13 448552
14 470902
15 471927
16 478302
17 509752
18 520852
19 563772
20 566177
21 569507
22 571377
23 575202
24 580302
25 586102
26 590162
27 599847
28 610052
29 616552
30 618263
31 635552
32 646177
33 647947

List of values

[205427, 210552, 230102, 269712, 333802, 346977, 354537, 384802, 397892, 416677, 420077, 426622, 448552, 470902, 471927, 478302, 509752, 520852, 563772, 566177, 569507, 571377, 575202, 580302, 586102, 590162, 599847, 610052, 616552, 618263, 635552, 646177, 647947]

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

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