Number of planar n X n X n binary triangular grids with no more than 3 ones in any 3 X 3 X 3 subtriangle.
A153524
Number of planar n X n X n binary triangular grids with no more than 3 ones in any 3 X 3 X 3 subtriangle.
Terms
- a(0) =1a(1) =2a(2) =8a(3) =42a(4) =418a(5) =7166a(6) =196648a(7) =9262421a(8) =735124501a(9) =97462705054
External references
- oeis: A153524