Number of ways to partition a 2-colored labeled set into identical subsets.

A038042

Number of ways to partition a 2-colored labeled set into identical subsets.

Terms

    a(0) =2a(1) =6a(2) =10a(3) =30a(4) =34a(5) =226a(6) =130a(7) =2078a(8) =2754a(9) =31770a(10) =2050a(11) =963826a(12) =8194a(13) =17320530a(14) =45886578a(15) =561051678a(16) =131074a(17) =29864241434a(18) =524290a(19) =759743216906a(22) =8388610

External references