Number of planar n X n X n binary triangular grids with no more than 3 ones in any similarly oriented 5 X 5 X 5 subtriangle.
A153565
Number of planar n X n X n binary triangular grids with no more than 3 ones in any similarly oriented 5 X 5 X 5 subtriangle.
Terms
- a(0) =1a(1) =2a(2) =8a(3) =42a(4) =176a(5) =576a(6) =5196a(7) =73620a(8) =1358751a(9) =28558756a(10) =692751617a(11) =26643595004
External references
- oeis: A153565