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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.

A047812 Parker's partition triangle T(n,k) read by rows (n >= 1 and 0 <= k <= n-1).

Table of values

n a(n)
1 1
2 1
3 1
4 1
5 3
6 1
7 1
8 5
9 7
10 1
11 1
12 9
13 20
14 11
15 1
16 1
17 13
18 48
19 51
20 18
21 1
22 1
23 20
24 100
25 169
26 112
27 26
28 1
29 1
30 28
31 194
32 461
33 486
34 221
35 38
36 1
37 1
38 40
39 352
40 1128
41 1667
42 1210
43 411
44 52
45 1
46 1
47 54
48 615
49 2517
50 4959
51 5095
52 2761
53 720
54 73
55 1
56 1
57 75
58 1034
59 5288
60 13241
61 18084
62 13894
63 5850
64 1221
65 97
66 1

List of values

[1, 1, 1, 1, 3, 1, 1, 5, 7, 1, 1, 9, 20, 11, 1, 1, 13, 48, 51, 18, 1, 1, 20, 100, 169, 112, 26, 1, 1, 28, 194, 461, 486, 221, 38, 1, 1, 40, 352, 1128, 1667, 1210, 411, 52, 1, 1, 54, 615, 2517, 4959, 5095, 2761, 720, 73, 1, 1, 75, 1034, 5288, 13241, 18084, 13894, 5850, 1221, 97, 1]