Number of planar n X n X n binary triangular grids with no more than 9 ones in any 4 X 4 X 4 subtriangle.

A153534

Number of planar n X n X n binary triangular grids with no more than 9 ones in any 4 X 4 X 4 subtriangle.

Terms

    a(0) =1a(1) =2a(2) =8a(3) =64a(4) =1023a(5) =32677a(6) =2085852a(7) =265905471a(8) =67702906842

External references