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.

A276477 a(n) = a(n-2) + a(n-3) for n >= 3, with a(0) = a(1) = 2, a(2) = 1.

Table of values

n a(n)
0 2
1 2
2 1
3 4
4 3
5 5
6 7
7 8
8 12
9 15
10 20
11 27
12 35
13 47
14 62
15 82
16 109
17 144
18 191
19 253
20 335
21 444
22 588
23 779
24 1032
25 1367
26 1811
27 2399
28 3178
29 4210
30 5577
31 7388
32 9787
33 12965
34 17175
35 22752
36 30140
37 39927
38 52892
39 70067
40 92819
41 122959
42 162886
43 215778
44 285845
45 378664
46 501623
47 664509

List of values

[2, 2, 1, 4, 3, 5, 7, 8, 12, 15, 20, 27, 35, 47, 62, 82, 109, 144, 191, 253, 335, 444, 588, 779, 1032, 1367, 1811, 2399, 3178, 4210, 5577, 7388, 9787, 12965, 17175, 22752, 30140, 39927, 52892, 70067, 92819, 122959, 162886, 215778, 285845, 378664, 501623, 664509]