A079641 - cp's OEIS frontend

A079641 Matrix product of Stirling2-triangle A008277(n,k) and unsigned Stirling1-triangle |A008275(n,k)|.

n	a(n)
1	1
2	2
3	1
4	6
5	6
6	1
7	26
8	36
9	12
10	1
11	150
12	250
13	120
14	20
15	1
16	1082
17	2040
18	1230
19	300
20	30
21	1
22	9366
23	19334
24	13650
25	4270
26	630
27	42
28	1
29	94586
30	209580
31	166376
32	62160
33	11900
34	1176
35	56
36	1
37	1091670
38	2562354
39	2229444
40	952728
41	220500
42	28476
43	2016
44	72
45	1
46	14174522

[1, 2, 1, 6, 6, 1, 26, 36, 12, 1, 150, 250, 120, 20, 1, 1082, 2040, 1230, 300, 30, 1, 9366, 19334, 13650, 4270, 630, 42, 1, 94586, 209580, 166376, 62160, 11900, 1176, 56, 1, 1091670, 2562354, 2229444, 952728, 220500, 28476, 2016, 72, 1, 14174522]

cp's OEIS Frontend

A079641 Matrix product of Stirling2-triangle A008277(n,k) and unsigned Stirling1-triangle |A008275(n,k)|.

Table of values

List of values