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.

A159899 A variant of A067721 with a different beginning; see A067721 for further information.

Table of values

n a(n)
1 1
2 4
3 2
4 9
5 1
6 3
7 8
8 25
9 4
10 36
11 18
12 1
13 2
14 64
15 6
16 81
17 16
18 4
19 50
20 121
21 1
22 20
23 72
24 9
25 36
26 196
27 2
28 225
29 4
30 11
31 128
32 1
33 12
34 324
35 162
36 13
37 5
38 400
39 8
40 441
41 100
42 3
43 242
44 529
45 1
46 63
47 40
48 17
49 144
50 676
51 18
52 9
53 7
54 19
55 392
56 841
57 4
58 900
59 450
60 12
61 8
62 16
63 22
64 1089
65 256
66 23
67 2
68 1225

List of values

[1, 4, 2, 9, 1, 3, 8, 25, 4, 36, 18, 1, 2, 64, 6, 81, 16, 4, 50, 121, 1, 20, 72, 9, 36, 196, 2, 225, 4, 11, 128, 1, 12, 324, 162, 13, 5, 400, 8, 441, 100, 3, 242, 529, 1, 63, 40, 17, 144, 676, 18, 9, 7, 19, 392, 841, 4, 900, 450, 12, 8, 16, 22, 1089, 256, 23, 2, 1225]