Number of planar n X n X n binary triangular grids with mirror symmetry about one altitude with no more than 14 ones in any 5 X 5 X 5 subtriangle.
A154004
Number of planar n X n X n binary triangular grids with mirror symmetry about one altitude with no more than 14 ones in any 5 X 5 X 5 subtriangle.
Terms
- a(0) =1a(1) =2a(2) =4a(3) =16a(4) =64a(5) =511a(6) =4087a(7) =65266a(8) =1043960a(9) =33294340a(10) =1064788451a(11) =67924859273
External references
- oeis: A154004