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.

A160663 Number of distinct sums that one can obtain by adding two squares among the n first ones.

Table of values

n a(n)
1 2
2 5
3 9
4 14
5 19
6 26
7 33
8 41
9 50
10 60
11 70
12 82
13 93
14 105
15 119
16 134
17 147
18 164
19 179
20 197
21 215
22 234
23 251
24 272
25 293
26 314
27 336
28 359
29 381
30 407
31 430
32 456
33 483
34 507
35 535
36 566
37 594
38 623
39 652
40 686
41 714
42 748
43 780
44 812
45 849
46 883
47 918
48 956
49 992
50 1030
51 1068
52 1107
53 1141
54 1181

List of values

[2, 5, 9, 14, 19, 26, 33, 41, 50, 60, 70, 82, 93, 105, 119, 134, 147, 164, 179, 197, 215, 234, 251, 272, 293, 314, 336, 359, 381, 407, 430, 456, 483, 507, 535, 566, 594, 623, 652, 686, 714, 748, 780, 812, 849, 883, 918, 956, 992, 1030, 1068, 1107, 1141, 1181]