Number of planar n X n X n binary triangular grids with every one adjacent to exactly 2 other ones.
A153989
Number of planar n X n X n binary triangular grids with every one adjacent to exactly 2 other ones.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =5a(4) =11a(5) =46a(6) =267a(7) =1767a(8) =17587a(9) =243760a(10) =4437947a(11) =112889388a(12) =3947281130a(13) =187476143214
External references
- oeis: A153989