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.
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.
Terms
- a(0) =0a(1) =420a(2) =15108a(3) =190371a(4) =1336320a(5) =6528948a(6) =24951780a(7) =79851975a(8) =223419840a(9) =562591836a(10) =1301255556a(11) =2806131075a(12) =5705746752a(13) =11034449244a(14) =20436317412a(15) =36447218199a(16) =62877079680a(17) =105318792564a(18) =171815016708a(19) =273719593923a(20) =426796282752a(21) =652604165220a(22) =980226360036
External references
- oeis: A289226