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.

A077858 Expansion of (1-x)^(-1)/(1-2*x+2*x^2-2*x^3).

Table of values

n a(n)
0 1
1 3
2 5
3 7
4 11
5 19
6 31
7 47
8 71
9 111
10 175
11 271
12 415
13 639
14 991
15 1535
16 2367
17 3647
18 5631
19 8703
20 13439
21 20735
22 31999
23 49407
24 76287
25 117759
26 181759
27 280575
28 433151
29 668671
30 1032191
31 1593343
32 2459647
33 3796991
34 5861375
35 9048063
36 13967359
37 21561343
38 33284095
39 51380223

List of values

[1, 3, 5, 7, 11, 19, 31, 47, 71, 111, 175, 271, 415, 639, 991, 1535, 2367, 3647, 5631, 8703, 13439, 20735, 31999, 49407, 76287, 117759, 181759, 280575, 433151, 668671, 1032191, 1593343, 2459647, 3796991, 5861375, 9048063, 13967359, 21561343, 33284095, 51380223]