A109449 - cp's OEIS frontend

A109449 Triangle read by rows, T(n,k) = binomial(n,k)*A000111(n-k), 0 <= k <= n.

n	a(n)
0	1
1	1
2	1
3	1
4	2
5	1
6	2
7	3
8	3
9	1
10	5
11	8
12	6
13	4
14	1
15	16
16	25
17	20
18	10
19	5
20	1
21	61
22	96
23	75
24	40
25	15
26	6
27	1
28	272
29	427
30	336
31	175
32	70
33	21
34	7
35	1
36	1385
37	2176
38	1708
39	896
40	350
41	112
42	28
43	8
44	1
45	7936
46	12465
47	9792
48	5124
49	2016
50	630
51	168
52	36
53	9
54	1
55	50521
56	79360
57	62325
58	32640
59	12810
60	4032
61	1050
62	240
63	45
64	10
65	1

[1, 1, 1, 1, 2, 1, 2, 3, 3, 1, 5, 8, 6, 4, 1, 16, 25, 20, 10, 5, 1, 61, 96, 75, 40, 15, 6, 1, 272, 427, 336, 175, 70, 21, 7, 1, 1385, 2176, 1708, 896, 350, 112, 28, 8, 1, 7936, 12465, 9792, 5124, 2016, 630, 168, 36, 9, 1, 50521, 79360, 62325, 32640, 12810, 4032, 1050, 240, 45, 10, 1]

cp's OEIS Frontend

A109449 Triangle read by rows, T(n,k) = binomial(n,k)*A000111(n-k), 0 <= k <= n.

Table of values

List of values