A333330 - cp's OEIS frontend

A333330 Array read by antidiagonals: T(n,k) is the number of k-regular loopless multigraphs on n unlabeled nodes, n >= 0, k >= 0.

n	a(n)
0	1
1	1
2	1
3	1
4	0
5	1
6	1
7	0
8	1
9	1
10	1
11	0
12	1
13	0
14	1
15	1
16	0
17	1
18	1
19	1
20	1
21	1
22	0
23	1
24	0
25	2
26	0
27	1
28	1
29	0
30	1
31	1
32	3
33	2
34	1
35	1
36	1
37	0
38	1
39	0
40	4
41	0
42	4
43	0
44	1
45	1
46	0
47	1
48	1
49	5
50	7
51	9
52	4
53	1
54	1
55	1
56	0
57	1
58	0
59	7
60	0
61	24
62	0
63	7
64	0
65	1
66	1
67	0
68	1
69	1
70	8
71	16
72	54
73	60
74	32
75	8
76	1
77	1
78	1
79	0
80	1
81	0
82	10
83	0
84	128
85	0
86	240
87	0
88	12
89	0
90	1
91	1
92	0
93	1
94	1
95	12
96	37
97	271
98	955
99	1753
100	930
101	135
102	14
103	1
104	1

[1, 1, 1, 1, 0, 1, 1, 0, 1, 1, 1, 0, 1, 0, 1, 1, 0, 1, 1, 1, 1, 1, 0, 1, 0, 2, 0, 1, 1, 0, 1, 1, 3, 2, 1, 1, 1, 0, 1, 0, 4, 0, 4, 0, 1, 1, 0, 1, 1, 5, 7, 9, 4, 1, 1, 1, 0, 1, 0, 7, 0, 24, 0, 7, 0, 1, 1, 0, 1, 1, 8, 16, 54, 60, 32, 8, 1, 1, 1, 0, 1, 0, 10, 0, 128, 0, 240, 0, 12, 0, 1, 1, 0, 1, 1, 12, 37, 271, 955, 1753, 930, 135, 14, 1, 1]

cp's OEIS Frontend

A333330 Array read by antidiagonals: T(n,k) is the number of k-regular loopless multigraphs on n unlabeled nodes, n >= 0, k >= 0.

Table of values

List of values