Number of partitions of n unlabeled objects of 7 colors.

Terms

a(0) =1a(1) =7a(2) =56a(3) =364a(4) =2198a(5) =12292a(6) =65240a(7) =330262a(8) =1608866a(9) =7575967a(10) =34636896a(11) =154235319a(12) =670752411a(13) =2855122319a(14) =11917598512a(15) =48858820584a(16) =197008297955a(17) =782223365518