Number of species of connected separated Latin bi-trades of size n.

A133165

Number of species of connected separated Latin bi-trades of size n.

Terms

    a(0) =0a(1) =0a(2) =0a(3) =1a(4) =0a(5) =1a(6) =1a(7) =2a(8) =3a(9) =8a(10) =9a(11) =42a(12) =78a(13) =310a(14) =1036a(15) =4614a(16) =20216a(17) =99359a(18) =504489

External references