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.

A095126 Expansion of x*(4+5*x-x^2)/ (1-2*x-3*x^2+x^3).

Table of values

n a(n)
1 4
2 13
3 37
4 109
5 316
6 922
7 2683
8 7816
9 22759
10 66283
11 193027
12 562144
13 1637086
14 4767577
15 13884268
16 40434181
17 117753589
18 342925453
19 998677492
20 2908377754
21 8469862531
22 24666180832
23 71833571503
24 209195822971
25 609226179619

List of values

[4, 13, 37, 109, 316, 922, 2683, 7816, 22759, 66283, 193027, 562144, 1637086, 4767577, 13884268, 40434181, 117753589, 342925453, 998677492, 2908377754, 8469862531, 24666180832, 71833571503, 209195822971, 609226179619]