A133178 Number of species of disconnected separated Latin bi-trades of size n.

0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 1, 5, 4, 14, 17, 72, 121, 474, 1376

Offset

1,12

Links

Table of n, a(n) for n=1..19.

I. M. Wanless, A computer enumeration of small latin trades, Australas. J. Combin. 39, (2007) 247-258.

Crossrefs

Cf. A007083.

Sequence in context: A094414 A158867 A107984 * A154225 A188627 A203976

Adjacent sequences: A133175 A133176 A133177 * A133179 A133180 A133181

Keyword

nonn,more

Author

Ian Wanless, Oct 11 2007

Status

approved