Number of planar n X n X n binary triangular grids with no more than 7 ones in any 4 X 4 X 4 subtriangle.
A153532
Number of planar n X n X n binary triangular grids with no more than 7 ones in any 4 X 4 X 4 subtriangle.
Terms
- a(0) =1a(1) =2a(2) =8a(3) =64a(4) =968a(5) =28776a(6) =1665065a(7) =186775857a(8) =40576650722
External references
- oeis: A153532