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.

A380742 Even numbers m such that the sum of the squares of the odd divisors and the sum of the squares of even divisors of m are both squares.

Table of values

n a(n)
1 2
2 574
3 3346
4 12474
5 19598
6 19710
7 42770
8 73062
9 93310
10 133630
11 250510
12 365330
13 425898
14 485758
15 546530
16 761022
17 782690
18 1254430
19 1460290
20 1628926
21 2139790
22 2174018
23 2286954
24 2332798
25 2845154
26 3185870
27 3630146
28 4562510
29 5089394
30 5444010
31 5656770
32 6265870
33 6377618

List of values

[2, 574, 3346, 12474, 19598, 19710, 42770, 73062, 93310, 133630, 250510, 365330, 425898, 485758, 546530, 761022, 782690, 1254430, 1460290, 1628926, 2139790, 2174018, 2286954, 2332798, 2845154, 3185870, 3630146, 4562510, 5089394, 5444010, 5656770, 6265870, 6377618]

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

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