Number of ways, counted up to symmetry, to build a contiguous building with n LEGO blocks of size 1 X 7.
A123802
Number of ways, counted up to symmetry, to build a contiguous building with n LEGO blocks of size 1 X 7.
Terms
- a(0) =1a(1) =32a(2) =3292a(3) =401408a(4) =53855801a(5) =7664347918
External references
- oeis: A123802