A136605 - cp's OEIS frontend

A136605 Triangle read by rows: T(n,k) = number of forests on n unlabeled nodes with k edges (n>=1, 0<=k<=n-1).

n	a(n)
1	1
2	1
3	1
4	1
5	1
6	1
7	1
8	1
9	2
10	2
11	1
12	1
13	2
14	3
15	3
16	1
17	1
18	2
19	4
20	6
21	6
22	1
23	1
24	2
25	4
26	7
27	11
28	11
29	1
30	1
31	2
32	4
33	8
34	14
35	23
36	23
37	1
38	1
39	2
40	4
41	8
42	15
43	29
44	46
45	47
46	1
47	1
48	2
49	4
50	8
51	16
52	32
53	60
54	99
55	106
56	1
57	1
58	2
59	4
60	8
61	16
62	33
63	66
64	128
65	216
66	235
67	1
68	1
69	2
70	4
71	8
72	16
73	34
74	69
75	143
76	284
77	488
78	551
79	1
80	1
81	2
82	4
83	8
84	16
85	34
86	70
87	149
88	315
89	636
90	1121
91	1301

[1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 1, 1, 2, 3, 3, 1, 1, 2, 4, 6, 6, 1, 1, 2, 4, 7, 11, 11, 1, 1, 2, 4, 8, 14, 23, 23, 1, 1, 2, 4, 8, 15, 29, 46, 47, 1, 1, 2, 4, 8, 16, 32, 60, 99, 106, 1, 1, 2, 4, 8, 16, 33, 66, 128, 216, 235, 1, 1, 2, 4, 8, 16, 34, 69, 143, 284, 488, 551, 1, 1, 2, 4, 8, 16, 34, 70, 149, 315, 636, 1121, 1301]

cp's OEIS Frontend

A136605 Triangle read by rows: T(n,k) = number of forests on n unlabeled nodes with k edges (n>=1, 0<=k<=n-1).

Table of values

List of values