Number of planar n X n X n binary triangular grids with no more than 8 ones in any 4 X 4 X 4 subtriangle.

A153533

Number of planar n X n X n binary triangular grids with no more than 8 ones in any 4 X 4 X 4 subtriangle.

Terms

    a(0) =1a(1) =2a(2) =8a(3) =64a(4) =1013a(5) =31869a(6) =1989928a(7) =246059532a(8) =60279179910

External references