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.

A089460 Triangle, read by rows, of coefficients for the second iteration of the hyperbinomial transform.

Table of values

n a(n)
0 1
1 2
2 1
3 8
4 4
5 1
6 50
7 24
8 6
9 1
10 432
11 200
12 48
13 8
14 1
15 4802
16 2160
17 500
18 80
19 10
20 1
21 65536
22 28812
23 6480
24 1000
25 120
26 12
27 1
28 1062882
29 458752
30 100842
31 15120
32 1750
33 168
34 14
35 1
36 20000000
37 8503056
38 1835008
39 268912
40 30240
41 2800
42 224
43 16
44 1
45 428717762
46 180000000
47 38263752
48 5505024
49 605052
50 54432
51 4200
52 288
53 18
54 1

List of values

[1, 2, 1, 8, 4, 1, 50, 24, 6, 1, 432, 200, 48, 8, 1, 4802, 2160, 500, 80, 10, 1, 65536, 28812, 6480, 1000, 120, 12, 1, 1062882, 458752, 100842, 15120, 1750, 168, 14, 1, 20000000, 8503056, 1835008, 268912, 30240, 2800, 224, 16, 1, 428717762, 180000000, 38263752, 5505024, 605052, 54432, 4200, 288, 18, 1]