Number of 2n-step closed paths on quasi-regular rhombic (rhombille) lattice starting from a degree-6 node.
A357771
Number of 2n-step closed paths on quasi-regular rhombic (rhombille) lattice starting from a degree-6 node.
Terms
- a(0) =1a(1) =6a(2) =60a(3) =744a(4) =10224a(5) =148896a(6) =2250816a(7) =34922880a(8) =552386304a(9) =8867756544a(10) =144044098560
External references
- oeis: A357771