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.

A089942 Inverse binomial matrix applied to A039599.

Table of values

n a(n)
0 1
1 0
2 1
3 1
4 1
5 1
6 1
7 3
8 2
9 1
10 3
11 6
12 6
13 3
14 1
15 6
16 15
17 15
18 10
19 4
20 1
21 15
22 36
23 40
24 29
25 15
26 5
27 1
28 36
29 91
30 105
31 84
32 49
33 21
34 6
35 1
36 91
37 232
38 280
39 238
40 154
41 76
42 28
43 7
44 1
45 232
46 603
47 750
48 672
49 468
50 258
51 111
52 36
53 8
54 1
55 603
56 1585
57 2025
58 1890
59 1398
60 837
61 405
62 155
63 45
64 9
65 1
66 1585
67 4213
68 5500

List of values

[1, 0, 1, 1, 1, 1, 1, 3, 2, 1, 3, 6, 6, 3, 1, 6, 15, 15, 10, 4, 1, 15, 36, 40, 29, 15, 5, 1, 36, 91, 105, 84, 49, 21, 6, 1, 91, 232, 280, 238, 154, 76, 28, 7, 1, 232, 603, 750, 672, 468, 258, 111, 36, 8, 1, 603, 1585, 2025, 1890, 1398, 837, 405, 155, 45, 9, 1, 1585, 4213, 5500]