A362685 - cp's OEIS frontend

A362685 Triangle of numbers read by rows, T(n, k) = (n(n-1))Stirling2(k, 2), for n >= 1 and 1 <= k <= n.

n	a(n)
1	0
2	0
3	2
4	0
5	6
6	18
7	0
8	12
9	36
10	84
11	0
12	20
13	60
14	140
15	300
16	0
17	30
18	90
19	210
20	450
21	930
22	0
23	42
24	126
25	294
26	630
27	1302
28	2646
29	0
30	56
31	168
32	392
33	840
34	1736
35	3528
36	7112
37	0
38	72
39	216
40	504
41	1080
42	2232
43	4536
44	9144
45	18360
46	0
47	90
48	270
49	630
50	1350
51	2790
52	5670
53	11430
54	22950
55	45990

[0, 0, 2, 0, 6, 18, 0, 12, 36, 84, 0, 20, 60, 140, 300, 0, 30, 90, 210, 450, 930, 0, 42, 126, 294, 630, 1302, 2646, 0, 56, 168, 392, 840, 1736, 3528, 7112, 0, 72, 216, 504, 1080, 2232, 4536, 9144, 18360, 0, 90, 270, 630, 1350, 2790, 5670, 11430, 22950, 45990]

cp's OEIS Frontend

A362685 Triangle of numbers read by rows, T(n, k) = (n(n-1))Stirling2(k, 2), for n >= 1 and 1 <= k <= n.

Table of values

List of values

cp's OEIS Frontend

A362685 Triangle of numbers read by rows, T(n, k) = (n*(n-1))*Stirling2(k, 2), for n >= 1 and 1 <= k <= n.

Table of values

List of values

A362685 Triangle of numbers read by rows, T(n, k) = (n(n-1))Stirling2(k, 2), for n >= 1 and 1 <= k <= n.