A319375 - cp's OEIS frontend

A319375 Number T(n,k) of entries in the k-th blocks of all set partitions of [n] when blocks are ordered by decreasing lengths (and increasing smallest elements); triangle T(n,k), n>=1, 1<=k<=n, read by rows.

n	a(n)
1	1
2	3
3	1
4	10
5	4
6	1
7	35
8	17
9	7
10	1
11	136
12	76
13	36
14	11
15	1
16	577
17	357
18	186
19	81
20	16
21	1
22	2682
23	1737
24	1023
25	512
26	162
27	22
28	1
29	13435
30	8997
31	5867
32	3151
33	1345
34	295
35	29
36	1
37	72310
38	49420
39	34744
40	20071
41	10096
42	3145
43	499
44	37
45	1
46	414761
47	289253
48	211888
49	133853
50	72973
51	29503
52	6676
53	796
54	46
55	1

[1, 3, 1, 10, 4, 1, 35, 17, 7, 1, 136, 76, 36, 11, 1, 577, 357, 186, 81, 16, 1, 2682, 1737, 1023, 512, 162, 22, 1, 13435, 8997, 5867, 3151, 1345, 295, 29, 1, 72310, 49420, 34744, 20071, 10096, 3145, 499, 37, 1, 414761, 289253, 211888, 133853, 72973, 29503, 6676, 796, 46, 1]

cp's OEIS Frontend

A319375 Number T(n,k) of entries in the k-th blocks of all set partitions of [n] when blocks are ordered by decreasing lengths (and increasing smallest elements); triangle T(n,k), n>=1, 1<=k<=n, read by rows.

Table of values

List of values