Number of planar n X n X n binary triangular grids with no more than 1 one in any 4 X 4 X 4 subtriangle.
A153555
Number of planar n X n X n binary triangular grids with no more than 1 one in any 4 X 4 X 4 subtriangle.
Terms
- a(0) =1a(1) =2a(2) =4a(3) =7a(4) =11a(5) =29a(6) =94a(7) =305a(8) =942a(9) =3700a(10) =17914a(11) =96925a(12) =550823a(13) =3593444a(14) =27564919a(15) =242155962a(16) =2360399737a(17) =25960549046a(18) =327176065746
External references
- oeis: A153555