A228313 - cp's OEIS frontend

A228313 Triangle read by rows: T(p,q) (1<=q<=p) is the Wiener index of the Cartesian product of the cycles C(p) and C(q) (the torus grid graph).

n	a(n)
1	0
2	1
3	8
4	3
5	21
6	54
7	8
8	48
9	120
10	256
11	15
12	85
13	210
14	440
15	750
16	27
17	144
18	351
19	720
20	1215
21	1944
22	42
23	217
24	525
25	1064
26	1785
27	2835
28	4116
29	64
30	320
31	768
32	1536
33	2560
34	4032
35	5824
36	8192
37	90
38	441
39	1053
40	2088
41	3465
42	5427
43	7812
44	10944
45	14580
46	125
47	600
48	1425
49	2800

[0, 1, 8, 3, 21, 54, 8, 48, 120, 256, 15, 85, 210, 440, 750, 27, 144, 351, 720, 1215, 1944, 42, 217, 525, 1064, 1785, 2835, 4116, 64, 320, 768, 1536, 2560, 4032, 5824, 8192, 90, 441, 1053, 2088, 3465, 5427, 7812, 10944, 14580, 125, 600, 1425, 2800]

cp's OEIS Frontend

A228313 Triangle read by rows: T(p,q) (1<=q<=p) is the Wiener index of the Cartesian product of the cycles C(p) and C(q) (the torus grid graph).

Table of values

List of values