A201377 - cp's OEIS frontend

A201377 Triangle read by rows: T(n,k) (0 <= k <= n) is the number of partitions of (n,k) into a sum of distinct pairs.

n	a(n)
0	1
1	1
2	2
3	1
4	3
5	5
6	2
7	5
8	9
9	17
10	2
11	7
12	14
13	27
14	46
15	3
16	10
17	21
18	42
19	74
20	123
21	4
22	14
23	31
24	64
25	116
26	197
27	323
28	5
29	19
30	44
31	93
32	174
33	303
34	506
35	809
36	6
37	25
38	61
39	132
40	254
41	452
42	769
43	1251
44	1966
45	8
46	33
47	83
48	185
49	363
50	659
51	1141
52	1885
53	3006
54	4660

[1, 1, 2, 1, 3, 5, 2, 5, 9, 17, 2, 7, 14, 27, 46, 3, 10, 21, 42, 74, 123, 4, 14, 31, 64, 116, 197, 323, 5, 19, 44, 93, 174, 303, 506, 809, 6, 25, 61, 132, 254, 452, 769, 1251, 1966, 8, 33, 83, 185, 363, 659, 1141, 1885, 3006, 4660]

cp's OEIS Frontend

A201377 Triangle read by rows: T(n,k) (0 <= k <= n) is the number of partitions of (n,k) into a sum of distinct pairs.

Table of values

List of values