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

A153562

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

Terms

    a(0) =1a(1) =2a(2) =8a(3) =64a(4) =1013a(5) =31869a(6) =1992534a(7) =247558629a(8) =61112555786

External references