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.

A372973 Triangle read by rows: the exponential almost-Riordan array ( 1/(1-x) | 1/(1-x), log(1/(1-x)) ).

Table of values

n a(n)
0 1
1 1
2 1
3 2
4 1
5 1
6 6
7 2
8 3
9 1
10 24
11 6
12 11
13 6
14 1
15 120
16 24
17 50
18 35
19 10
20 1
21 720
22 120
23 274
24 225
25 85
26 15
27 1
28 5040
29 720
30 1764
31 1624
32 735
33 175
34 21
35 1
36 40320
37 5040
38 13068
39 13132
40 6769
41 1960
42 322
43 28
44 1
45 362880
46 40320
47 109584
48 118124
49 67284
50 22449
51 4536
52 546
53 36
54 1

List of values

[1, 1, 1, 2, 1, 1, 6, 2, 3, 1, 24, 6, 11, 6, 1, 120, 24, 50, 35, 10, 1, 720, 120, 274, 225, 85, 15, 1, 5040, 720, 1764, 1624, 735, 175, 21, 1, 40320, 5040, 13068, 13132, 6769, 1960, 322, 28, 1, 362880, 40320, 109584, 118124, 67284, 22449, 4536, 546, 36, 1]