A080838 - cp's OEIS frontend

A080838 Orchard crossing number of complete bipartite graph K_{1,n}.

n	a(n)
1	0
2	0
3	0
4	2
5	5
6	12
7	21
8	36
9	54
10	80
11	110
12	150
13	195
14	252
15	315
16	392
17	476
18	576
19	684
20	810
21	945
22	1100
23	1265
24	1452
25	1650
26	1872
27	2106
28	2366
29	2639
30	2940
31	3255
32	3600
33	3960
34	4352
35	4760
36	5202
37	5661
38	6156
39	6669
40	7220
41	7790
42	8400
43	9030
44	9702
45	10395
46	11132
47	11891

[0, 0, 0, 2, 5, 12, 21, 36, 54, 80, 110, 150, 195, 252, 315, 392, 476, 576, 684, 810, 945, 1100, 1265, 1452, 1650, 1872, 2106, 2366, 2639, 2940, 3255, 3600, 3960, 4352, 4760, 5202, 5661, 6156, 6669, 7220, 7790, 8400, 9030, 9702, 10395, 11132, 11891]

cp's OEIS Frontend

A080838 Orchard crossing number of complete bipartite graph K_{1,n}.

Table of values

List of values