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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.

A273530 Numbers n such that n is the sum of two nonzero squares in exactly one way, n+1 is the sum of a positive square and a positive cube in exactly one way and n+2 is the sum of 2 positive cubes in exactly one way.

Table of values

n a(n)
1 349
2 853
3 12634
4 42937
5 51741
6 59912
7 97677
8 169748
9 195137
10 199528
11 231892
12 269728
13 337768
14 343636
15 392272
16 403037
17 599561
18 920456
19 1458538
20 1521873
21 1645873
22 1894121
23 2337928
24 2388697
25 3131728
26 3159673
27 3186349
28 3731769
29 3835024
30 3890248
31 4037794

List of values

[349, 853, 12634, 42937, 51741, 59912, 97677, 169748, 195137, 199528, 231892, 269728, 337768, 343636, 392272, 403037, 599561, 920456, 1458538, 1521873, 1645873, 1894121, 2337928, 2388697, 3131728, 3159673, 3186349, 3731769, 3835024, 3890248, 4037794]

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

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