A289226 - cp's OEIS frontend

A289226 Number of ways to select 5 disjoint point triples from an n X n X n triangular point grid, each point triple forming a 2 X 2 X 2 triangle.

n	a(n)
5	0
6	420
7	15108
8	190371
9	1336320
10	6528948
11	24951780
12	79851975
13	223419840
14	562591836
15	1301255556
16	2806131075
17	5705746752
18	11034449244
19	20436317412
20	36447218199
21	62877079680
22	105318792564
23	171815016708
24	273719593923
25	426796282752
26	652604165220
27	980226360036
28	1448406641607

[0, 420, 15108, 190371, 1336320, 6528948, 24951780, 79851975, 223419840, 562591836, 1301255556, 2806131075, 5705746752, 11034449244, 20436317412, 36447218199, 62877079680, 105318792564, 171815016708, 273719593923, 426796282752, 652604165220, 980226360036, 1448406641607]

cp's OEIS Frontend

A289226 Number of ways to select 5 disjoint point triples from an n X n X n triangular point grid, each point triple forming a 2 X 2 X 2 triangle.

Table of values

List of values