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.

A089258 Transposed version of A080955: T(n,k) = A080955(k,n), n>=0, k>=-1.

Table of values

n a(n)
0 1
1 1
2 0
3 1
4 1
5 1
6 1
7 2
8 2
9 2
10 1
11 3
12 5
13 6
14 9
15 1
16 4
17 10
18 16
19 24
20 44
21 1
22 5
23 17
24 38
25 65
26 120
27 265
28 1
29 6
30 26
31 78
32 168
33 326
34 720
35 1854
36 1
37 7
38 37
39 142
40 393
41 872
42 1957
43 5040
44 14833
45 1
46 8
47 50
48 236
49 824
50 2208
51 5296
52 13700
53 40320
54 133496
55 1
56 9
57 65
58 366
59 1569
60 5144
61 13977
62 37200
63 109601
64 362880
65 1334961

List of values

[1, 1, 0, 1, 1, 1, 1, 2, 2, 2, 1, 3, 5, 6, 9, 1, 4, 10, 16, 24, 44, 1, 5, 17, 38, 65, 120, 265, 1, 6, 26, 78, 168, 326, 720, 1854, 1, 7, 37, 142, 393, 872, 1957, 5040, 14833, 1, 8, 50, 236, 824, 2208, 5296, 13700, 40320, 133496, 1, 9, 65, 366, 1569, 5144, 13977, 37200, 109601, 362880, 1334961]