Array read by descending antidiagonals: T(n,k) is the number of oriented colorings of the square faces of a regular n-dimensional orthotope (hypercube) using k or fewer colors.
A337887
Array read by descending antidiagonals: T(n,k) is the number of oriented colorings of the square faces of a regular n-dimensional orthotope (hypercube) using k or fewer colors.
Terms
- a(0) =1a(1) =2a(2) =1a(3) =3a(4) =10a(5) =1a(6) =4a(7) =57a(8) =90054a(9) =1a(10) =5a(11) =240a(12) =1471640157a(14) =1a(15) =6a(16) =800a(20) =1
External references
- oeis: A337887