A361582 - cp's OEIS frontend

A361582 Triangle read by rows: T(n,k) is the number of digraphs on n unlabeled nodes with k strongly connected components.

n	a(n)
0	1
1	0
2	1
3	0
4	1
5	2
6	0
7	5
8	5
9	6
10	0
11	83
12	62
13	42
14	31
15	0
16	5048
17	2494
18	1172
19	592
20	302
21	0
22	1047008
23	330063
24	103961
25	38312
26	15616
27	5984
28	0
29	705422362
30	137934757
31	28095923
32	7243110
33	2297690
34	795930
35	243668
36	0
37	1580348371788
38	184557780045
39	23226116293
40	3951426731
41	914429926
42	261269562
43	79512478
44	20286025

[1, 0, 1, 0, 1, 2, 0, 5, 5, 6, 0, 83, 62, 42, 31, 0, 5048, 2494, 1172, 592, 302, 0, 1047008, 330063, 103961, 38312, 15616, 5984, 0, 705422362, 137934757, 28095923, 7243110, 2297690, 795930, 243668, 0, 1580348371788, 184557780045, 23226116293, 3951426731, 914429926, 261269562, 79512478, 20286025]

cp's OEIS Frontend

A361582 Triangle read by rows: T(n,k) is the number of digraphs on n unlabeled nodes with k strongly connected components.

Table of values

List of values