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.

A194450 Vertex number of a rectangular spiral which contains exactly between its edges the successive shells of the partitions of the positive integers.

Table of values

n a(n)
0 0
1 1
2 2
3 4
4 6
5 9
6 12
7 17
8 21
9 28
10 33
11 44
12 50
13 65
14 72
15 94
16 102
17 132
18 141
19 183
20 193
21 249
22 260
23 337
24 349
25 450
26 463
27 598
28 612
29 788
30 803
31 1034
32 1050
33 1347
34 1364
35 1749
36 1767
37 2257
38 2276
39 2903
40 2923
41 3715
42 3736
43 4738
44 4760
45 6015
46 6038
47 7613
48 7637
49 9595

List of values

[0, 1, 2, 4, 6, 9, 12, 17, 21, 28, 33, 44, 50, 65, 72, 94, 102, 132, 141, 183, 193, 249, 260, 337, 349, 450, 463, 598, 612, 788, 803, 1034, 1050, 1347, 1364, 1749, 1767, 2257, 2276, 2903, 2923, 3715, 3736, 4738, 4760, 6015, 6038, 7613, 7637, 9595]