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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.

A286416 Number T(n,k) of entries in the k-th last blocks of all set partitions of [n]; triangle T(n,k), n>=1, 1<=k<=n, read by rows.

Table of values

n a(n)
1 1
2 3
3 1
4 8
5 6
6 1
7 24
8 25
9 10
10 1
11 83
12 98
13 63
14 15
15 1
16 324
17 399
18 338
19 135
20 21
21 1
22 1400
23 1746
24 1727
25 980
26 257
27 28
28 1
29 6609
30 8271
31 8874
32 6426
33 2455
34 448
35 36
36 1
37 33758
38 42284
39 47191
40 40334
41 20506
42 5474
43 730
44 45
45 1
46 185136
47 231939
48 263458
49 250839
50 158827
51 57239
52 11128
53 1128
54 55
55 1

List of values

[1, 3, 1, 8, 6, 1, 24, 25, 10, 1, 83, 98, 63, 15, 1, 324, 399, 338, 135, 21, 1, 1400, 1746, 1727, 980, 257, 28, 1, 6609, 8271, 8874, 6426, 2455, 448, 36, 1, 33758, 42284, 47191, 40334, 20506, 5474, 730, 45, 1, 185136, 231939, 263458, 250839, 158827, 57239, 11128, 1128, 55, 1]