A185206 - cp's OEIS frontend

A185206 Triangular array D(n,k) counting disconnected k-regular simple graphs on n vertices with girth at least 6.

n	a(n)
1	0
2	1
3	1
4	1
5	1
6	1
7	0
8	1
9	1
10	1
11	0
12	1
13	1
14	1
15	0
16	1
17	1
18	1
19	0
20	1
21	1
22	1
23	1
24	0
25	1
26	1
27	1
28	2
29	1
30	0
31	2
32	1
33	1
34	3
35	1
36	0
37	3
38	1
39	1
40	5
41	1
42	0
43	5
44	1
45	1
46	7
47	1
48	0
49	8
50	1
51	1
52	10
53	1
54	0
55	11
56	1
57	1
58	15
59	1
60	0
61	16
62	1
63	1
64	20
65	1
66	0
67	23
68	1
69	1
70	28
71	1
72	1
73	0
74	31
75	0
76	1
77	1
78	39
79	1
80	1
81	0
82	43
83	0
84	1
85	1
86	52
87	6
88	1
89	0
90	59
91	0
92	1
93	1
94	70
95	37
96	1
97	0
98	79
99	0

[0, 1, 1, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 1, 0, 1, 1, 1, 2, 1, 0, 2, 1, 1, 3, 1, 0, 3, 1, 1, 5, 1, 0, 5, 1, 1, 7, 1, 0, 8, 1, 1, 10, 1, 0, 11, 1, 1, 15, 1, 0, 16, 1, 1, 20, 1, 0, 23, 1, 1, 28, 1, 1, 0, 31, 0, 1, 1, 39, 1, 1, 0, 43, 0, 1, 1, 52, 6, 1, 0, 59, 0, 1, 1, 70, 37, 1, 0, 79, 0]

cp's OEIS Frontend

A185206 Triangular array D(n,k) counting disconnected k-regular simple graphs on n vertices with girth at least 6.

Table of values

List of values

n	a(n)
1	0
2	1
3	1
4	1
5	1
6	1
7	0
8	1
9	1
10	1
11	0
12	1
13	1
14	1
15	0
16	1
17	1
18	1
19	0
20	1
21	1
22	1
23	1
24	0
25	1
26	1
27	1
28	2
29	1
30	0
31	2
32	1
33	1
34	3
35	1
36	0
37	3
38	1
39	1
40	5
41	1
42	0
43	5
44	1
45	1
46	7
47	1
48	0
49	8
50	1
51	1
52	10
53	1
54	0
55	11
56	1
57	1
58	15
59	1
60	0
61	16
62	1
63	1
64	20
65	1
66	0
67	23
68	1
69	1
70	28
71	1
72	1
73	0
74	31
75	0
76	1
77	1
78	39
79	1
80	1
81	0
82	43
83	0
84	1
85	1
86	52
87	6
88	1
89	0
90	59
91	0
92	1
93	1
94	70
95	37
96	1
97	0
98	79
99	0

n	a(n)
1	0
2	1
3	1
4	1
5	1
6	1
7	0
8	1
9	1
10	1
11	0
12	1
13	1
14	1
15	0
16	1
17	1
18	1
19	0
20	1
21	1
22	1
23	1
24	0
25	1
26	1
27	1
28	2
29	1
30	0
31	2
32	1
33	1
34	3
35	1
36	0
37	3
38	1
39	1
40	5
41	1
42	0
43	5
44	1
45	1
46	7
47	1
48	0
49	8
50	1
51	1
52	10
53	1
54	0
55	11
56	1
57	1
58	15
59	1
60	0
61	16
62	1
63	1
64	20
65	1
66	0
67	23
68	1
69	1
70	28
71	1
72	1
73	0
74	31
75	0
76	1
77	1
78	39
79	1
80	1
81	0
82	43
83	0
84	1
85	1
86	52
87	6
88	1
89	0
90	59
91	0
92	1
93	1
94	70
95	37
96	1
97	0
98	79
99	0

n	a(n)
1	0
2	1
3	1
4	1
5	1
6	1
7	0
8	1
9	1
10	1
11	0
12	1
13	1
14	1
15	0
16	1
17	1
18	1
19	0
20	1
21	1
22	1
23	1
24	0
25	1
26	1
27	1
28	2
29	1
30	0
31	2
32	1
33	1
34	3
35	1
36	0
37	3
38	1
39	1
40	5
41	1
42	0
43	5
44	1
45	1
46	7
47	1
48	0
49	8
50	1
51	1
52	10
53	1
54	0
55	11
56	1
57	1
58	15
59	1
60	0
61	16
62	1
63	1
64	20
65	1
66	0
67	23
68	1
69	1
70	28
71	1
72	1
73	0
74	31
75	0
76	1
77	1
78	39
79	1
80	1
81	0
82	43
83	0
84	1
85	1
86	52
87	6
88	1
89	0
90	59
91	0
92	1
93	1
94	70
95	37
96	1
97	0
98	79
99	0