A350753 - cp's OEIS frontend

A350753 Triangle read by rows: T(n,k) is the number of unlabeled strongly connected digraphs with n arcs and k vertices, n >= 0, k = 1..n+1.

n	a(n)
0	1
1	0
2	0
3	0
4	1
5	0
6	0
7	0
8	1
9	0
10	0
11	0
12	2
13	1
14	0
15	0
16	0
17	1
18	4
19	1
20	0
21	0
22	0
23	1
24	16
25	7
26	1
27	0
28	0
29	0
30	0
31	22
32	58
33	10
34	1
35	0
36	0
37	0
38	0
39	22
40	240
41	165
42	14
43	1
44	0
45	0
46	0
47	0
48	11
49	565
50	1281
51	365
52	18
53	1
54	0
55	0
56	0
57	0
58	5
59	928
60	6063
61	4838
62	733
63	23
64	1
65	0
66	0
67	0
68	0
69	1
70	1065
71	19591
72	38516
73	14661
74	1317
75	28
76	1
77	0

[1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 2, 1, 0, 0, 0, 1, 4, 1, 0, 0, 0, 1, 16, 7, 1, 0, 0, 0, 0, 22, 58, 10, 1, 0, 0, 0, 0, 22, 240, 165, 14, 1, 0, 0, 0, 0, 11, 565, 1281, 365, 18, 1, 0, 0, 0, 0, 5, 928, 6063, 4838, 733, 23, 1, 0, 0, 0, 0, 1, 1065, 19591, 38516, 14661, 1317, 28, 1, 0]

cp's OEIS Frontend

A350753 Triangle read by rows: T(n,k) is the number of unlabeled strongly connected digraphs with n arcs and k vertices, n >= 0, k = 1..n+1.

Table of values

List of values