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.

A015545 Expansion of x/(1 - 5*x - 9*x^2).

Table of values

n a(n)
0 0
1 1
2 5
3 34
4 215
5 1381
6 8840
7 56629
8 362705
9 2323186
10 14880275
11 95310049
12 610472720
13 3910154041
14 25045024685
15 160416509794
16 1027487771135
17 6581187443821
18 42153327159320
19 269997322790989
20 1729366558388825
21 11076808697063026
22 70948342510814555

List of values

[0, 1, 5, 34, 215, 1381, 8840, 56629, 362705, 2323186, 14880275, 95310049, 610472720, 3910154041, 25045024685, 160416509794, 1027487771135, 6581187443821, 42153327159320, 269997322790989, 1729366558388825, 11076808697063026, 70948342510814555]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement.