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.

A000369 Triangle of numbers related to triangle A049213; generalization of Stirling numbers of second kind A008277, Bessel triangle A001497.

Table of values

n a(n)
1 1
2 3
3 1
4 21
5 9
6 1
7 231
8 111
9 18
10 1
11 3465
12 1785
13 345
14 30
15 1
16 65835
17 35595
18 7650
19 825
20 45
21 1
22 1514205
23 848925
24 196245
25 24150
26 1680
27 63
28 1
29 40883535
30 23586255
31 5755050
32 775845
33 62790
34 3066
35 84
36 1
37 1267389585
38 748471185
39 190482705
40 27478710

List of values

[1, 3, 1, 21, 9, 1, 231, 111, 18, 1, 3465, 1785, 345, 30, 1, 65835, 35595, 7650, 825, 45, 1, 1514205, 848925, 196245, 24150, 1680, 63, 1, 40883535, 23586255, 5755050, 775845, 62790, 3066, 84, 1, 1267389585, 748471185, 190482705, 27478710]