The number of walks of n steps on the hexagonal lattice that start at the origin and end at the non-adjacent vertex (2,0).

A337906

The number of walks of n steps on the hexagonal lattice that start at the origin and end at the non-adjacent vertex (2,0).

Terms

    a(0) =1a(1) =6a(2) =34a(3) =200a(4) =1095a(5) =6230a(6) =34636a(7) =195552a(8) =1099140a(9) =6218520a(10) =35210736a(11) =200099328a(12) =1139401263a(13) =6504768270a(14) =37211008120a(15) =213311576192

External references