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.

A171505 Riordan array (f(x), x*f(x)) where f(x) is the g.f. of A059738.

Table of values

n a(n)
0 1
1 3
2 1
3 10
4 6
5 1
6 34
7 29
8 9
9 1
10 117
11 128
12 57
13 12
14 1
15 405
16 538
17 309
18 94
19 15
20 1
21 1407
22 2192
23 1533
24 604
25 140
26 18
27 1
28 4899
29 8740
30 7179
31 3453
32 1040
33 195
34 21
35 1
36 17083
37 34296
38 32278
39 18264
40 6730
41 1644
42 259
43 24
44 1
45 59629
46 132929
47 140790
48 91372
49 39668
50 11877
51 2443

List of values

[1, 3, 1, 10, 6, 1, 34, 29, 9, 1, 117, 128, 57, 12, 1, 405, 538, 309, 94, 15, 1, 1407, 2192, 1533, 604, 140, 18, 1, 4899, 8740, 7179, 3453, 1040, 195, 21, 1, 17083, 34296, 32278, 18264, 6730, 1644, 259, 24, 1, 59629, 132929, 140790, 91372, 39668, 11877, 2443]