A296996 - cp's OEIS frontend

A296996 Number of nonequivalent (mod D_8) ways to place 3 points on an n X n point grid so that no point is equally distant from two other points on the same row or the same column.

n	a(n)
1	0
2	1
3	14
4	75
5	310
6	911
7	2373
8	5254
9	10824
10	20305
11	36300
12	61081
13	99294
14	154735
15	234955
16	345836
17	498848
18	702609
19	973674
20	1324135
21	1776950
22	2348511
23	3069649
24	3961970
25	5065800
26	6408961
27	8043048
28	10003189
29	12354174
30	15139615
31	18439575
32	22307416
33	26840704
34	32103905
35	38214470

[0, 1, 14, 75, 310, 911, 2373, 5254, 10824, 20305, 36300, 61081, 99294, 154735, 234955, 345836, 498848, 702609, 973674, 1324135, 1776950, 2348511, 3069649, 3961970, 5065800, 6408961, 8043048, 10003189, 12354174, 15139615, 18439575, 22307416, 26840704, 32103905, 38214470]

cp's OEIS Frontend

A296996 Number of nonequivalent (mod D_8) ways to place 3 points on an n X n point grid so that no point is equally distant from two other points on the same row or the same column.

Table of values

List of values