A370064 - cp's OEIS frontend

A370064 Triangle read by rows: T(n,k) is the number of simple connected graphs on n labeled nodes with k articulation vertices, (0 <= k <= n).

n	a(n)
0	1
1	1
2	0
3	1
4	0
5	0
6	1
7	3
8	0
9	0
10	10
11	16
12	12
13	0
14	0
15	238
16	250
17	180
18	60
19	0
20	0
21	11368
22	8496
23	4560
24	1920
25	360
26	0
27	0
28	1014888
29	540568
30	211680
31	75600
32	21000
33	2520
34	0
35	0
36	166537616
37	61672192
38	17186624
39	4663680
40	1226400
41	241920
42	20160
43	0
44	0
45	50680432112
46	12608406288
47	2416430016
48	469336896
49	98431200
50	20109600
51	2963520
52	181440
53	0
54	0

[1, 1, 0, 1, 0, 0, 1, 3, 0, 0, 10, 16, 12, 0, 0, 238, 250, 180, 60, 0, 0, 11368, 8496, 4560, 1920, 360, 0, 0, 1014888, 540568, 211680, 75600, 21000, 2520, 0, 0, 166537616, 61672192, 17186624, 4663680, 1226400, 241920, 20160, 0, 0, 50680432112, 12608406288, 2416430016, 469336896, 98431200, 20109600, 2963520, 181440, 0, 0]

cp's OEIS Frontend

A370064 Triangle read by rows: T(n,k) is the number of simple connected graphs on n labeled nodes with k articulation vertices, (0 <= k <= n).

Table of values

List of values