A137596 - cp's OEIS frontend

A137596 Triangle read by rows: T(n, k) = Sum_{i=0..n} Stirling2(i, k).

n	a(n)
0	1
1	1
2	1
3	1
4	2
5	1
6	1
7	3
8	4
9	1
10	1
11	4
12	11
13	7
14	1
15	1
16	5
17	26
18	32
19	11
20	1
21	1
22	6
23	57
24	122
25	76
26	16
27	1
28	1
29	7
30	120
31	423
32	426
33	156
34	22
35	1
36	1
37	8
38	247
39	1389
40	2127
41	1206
42	288
43	29
44	1
45	1
46	9
47	502
48	4414
49	9897
50	8157
51	2934
52	491
53	37
54	1

[1, 1, 1, 1, 2, 1, 1, 3, 4, 1, 1, 4, 11, 7, 1, 1, 5, 26, 32, 11, 1, 1, 6, 57, 122, 76, 16, 1, 1, 7, 120, 423, 426, 156, 22, 1, 1, 8, 247, 1389, 2127, 1206, 288, 29, 1, 1, 9, 502, 4414, 9897, 8157, 2934, 491, 37, 1]

cp's OEIS Frontend

A137596 Triangle read by rows: T(n, k) = Sum_{i=0..n} Stirling2(i, k).

Table of values

List of values