Number of unrooted unlabeled bipartite cubic maps on a compact closed oriented surface with 2*n vertices (and thus 3*n edges).
A292207
Number of unrooted unlabeled bipartite cubic maps on a compact closed oriented surface with 2*n vertices (and thus 3*n edges).
Terms
- a(0) =2a(1) =3a(2) =16a(3) =133a(4) =1440a(5) =22076a(6) =401200a(7) =8523946a(8) =206375088a(9) =5611089408a(10) =169259764912
External references
- oeis: A292207