a(n) = [ a(n-1)/a(1) + a(n-1)/a(2) + ... + a(n-1)/a(n-1) ] for n >= 3, with initial terms 2,2.

Terms

a(0) =2a(1) =2a(2) =2a(3) =3a(4) =5a(5) =10a(6) =21a(7) =45a(8) =99a(9) =219a(10) =485a(11) =1076a(12) =2389a(13) =5306a(14) =11786a(15) =26182a(16) =58164a(17) =129215a(18) =287062a(19) =637734a(20) =1416785a(21) =3147520a(22) =6992512a(23) =15534524a(24) =34511410a(25) =76670354a(26) =170330428a(27) =378405125a(28) =840662707a(29) =1867611566