Number of n-step polygons on f.c.c. lattice.

A001337

Number of n-step polygons on f.c.c. lattice.

Terms

    a(0) =0a(1) =0a(2) =48a(3) =264a(4) =1680a(5) =11640a(6) =86352a(7) =673104a(8) =5424768a(9) =44828400a(10) =377810928a(11) =3235366752a(12) =28074857616a(13) =246353214240

External references