Number of n-step paths on a quartic lattice that move from (0,0,0,0) to (1,0,0,1) allowing all moves in {-1,0,1}^4 inclusive the zero move.
A219986
Number of n-step paths on a quartic lattice that move from (0,0,0,0) to (1,0,0,1) allowing all moves in {-1,0,1}^4 inclusive the zero move.
Terms
- a(0) =0a(1) =1a(2) =36a(3) =1764a(4) =92416a(5) =5267025a(6) =315630756a(7) =19684370601
External references
- oeis: A219986