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.

A122897 Riordan array (1/(1-x), c(x)-1) where c(x) is the g.f. of A000108.

Table of values

n a(n)
0 1
1 1
2 1
3 1
4 3
5 1
6 1
7 8
8 5
9 1
10 1
11 22
12 19
13 7
14 1
15 1
16 64
17 67
18 34
19 9
20 1
21 1
22 196
23 232
24 144
25 53
26 11
27 1
28 1
29 625
30 804
31 573
32 261
33 76
34 13
35 1
36 1
37 2055
38 2806
39 2211
40 1171
41 426
42 103
43 15
44 1
45 1
46 6917
47 9878
48 8399

List of values

[1, 1, 1, 1, 3, 1, 1, 8, 5, 1, 1, 22, 19, 7, 1, 1, 64, 67, 34, 9, 1, 1, 196, 232, 144, 53, 11, 1, 1, 625, 804, 573, 261, 76, 13, 1, 1, 2055, 2806, 2211, 1171, 426, 103, 15, 1, 1, 6917, 9878, 8399]