A360849 - cp's OEIS frontend

A360849 Array read by antidiagonals: T(m,n) is the number of (undirected) cycles in the complete bipartite graph K_{m,n}.

n	a(n)
1	0
2	0
3	0
4	0
5	1
6	0
7	0
8	3
9	3
10	0
11	0
12	6
13	15
14	6
15	0
16	0
17	10
18	42
19	42
20	10
21	0
22	0
23	15
24	90
25	204
26	90
27	15
28	0
29	0
30	21
31	165
32	660
33	660
34	165
35	21
36	0
37	0
38	28
39	273
40	1650
41	3940
42	1650
43	273
44	28
45	0
46	0
47	36
48	420
49	3486
50	15390
51	15390
52	3486
53	420
54	36
55	0
56	0
57	45
58	612
59	6552
60	45150
61	113865
62	45150
63	6552
64	612
65	45
66	0

[0, 0, 0, 0, 1, 0, 0, 3, 3, 0, 0, 6, 15, 6, 0, 0, 10, 42, 42, 10, 0, 0, 15, 90, 204, 90, 15, 0, 0, 21, 165, 660, 660, 165, 21, 0, 0, 28, 273, 1650, 3940, 1650, 273, 28, 0, 0, 36, 420, 3486, 15390, 15390, 3486, 420, 36, 0, 0, 45, 612, 6552, 45150, 113865, 45150, 6552, 612, 45, 0]

cp's OEIS Frontend

A360849 Array read by antidiagonals: T(m,n) is the number of (undirected) cycles in the complete bipartite graph K_{m,n}.

Table of values

List of values