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.

A120204 a(1) = 3; a(n) = floor((29 + Sum_{i=1..n-1} a(i))/9).

Table of values

n a(n)
1 3
2 3
3 3
4 4
5 4
6 5
7 5
8 6
9 6
10 7
11 8
12 9
13 10
14 11
15 12
16 13
17 15
18 17
19 18
20 20
21 23
22 25
23 28
24 31
25 35
26 38
27 43
28 47
29 53
30 59
31 65
32 72
33 80
34 89
35 99
36 110
37 122
38 136
39 151
40 168
41 186
42 207
43 230
44 256
45 284
46 316
47 351
48 390
49 433
50 481
51 535
52 594
53 660
54 733
55 815
56 905
57 1006
58 1118
59 1242
60 1380
61 1533

List of values

[3, 3, 3, 4, 4, 5, 5, 6, 6, 7, 8, 9, 10, 11, 12, 13, 15, 17, 18, 20, 23, 25, 28, 31, 35, 38, 43, 47, 53, 59, 65, 72, 80, 89, 99, 110, 122, 136, 151, 168, 186, 207, 230, 256, 284, 316, 351, 390, 433, 481, 535, 594, 660, 733, 815, 905, 1006, 1118, 1242, 1380, 1533]