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.

A120177 a(1)=9; a(n)=floor((47+sum(a(1) to a(n-1)))/5).

Table of values

n a(n)
1 9
2 11
3 13
4 16
5 19
6 23
7 27
8 33
9 39
10 47
11 56
12 68
13 81
14 97
15 117
16 140
17 168
18 202
19 242
20 291
21 349
22 419
23 502
24 603
25 723
26 868
27 1042
28 1250
29 1500
30 1800
31 2160
32 2592
33 3110
34 3732
35 4479
36 5375
37 6450
38 7740
39 9288
40 11145

List of values

[9, 11, 13, 16, 19, 23, 27, 33, 39, 47, 56, 68, 81, 97, 117, 140, 168, 202, 242, 291, 349, 419, 502, 603, 723, 868, 1042, 1250, 1500, 1800, 2160, 2592, 3110, 3732, 4479, 5375, 6450, 7740, 9288, 11145]