A105552 - cp's OEIS frontend

A105552 Irregular triangle T(n,k) read down columns: the number of compositions c of n with largest_part(c)+length(c)=k+1 in row n, column k.

n	a(n)
1	1
2	2
3	4
4	1
5	7
6	5
7	2
8	11
9	14
10	12
11	5
12	1
13	16
14	30
15	39
16	32
17	18
18	7
19	2
20	22
21	55
22	95
23	113
24	101
25	71
26	41
27	18
28	6
29	1
30	29
31	91
32	195
33	299
34	357
35	350
36	292
37	207
38	126
39	64
40	27
41	9
42	2
43	37
44	140
45	357
46	664
47	978
48	1204
49	1283
50	1198
51	992
52	731
53	482
54	284
55	148
56	66
57	25
58	7
59	1
60	46
61	204
62	602
63	1309
64	2274
65	3329
66	4253

[1, 2, 4, 1, 7, 5, 2, 11, 14, 12, 5, 1, 16, 30, 39, 32, 18, 7, 2, 22, 55, 95, 113, 101, 71, 41, 18, 6, 1, 29, 91, 195, 299, 357, 350, 292, 207, 126, 64, 27, 9, 2, 37, 140, 357, 664, 978, 1204, 1283, 1198, 992, 731, 482, 284, 148, 66, 25, 7, 1, 46, 204, 602, 1309, 2274, 3329, 4253]

cp's OEIS Frontend

A105552 Irregular triangle T(n,k) read down columns: the number of compositions c of n with largest_part(c)+length(c)=k+1 in row n, column k.

Table of values

List of values