G.f. satisfies: A(x) = Sum_{n>=0} x^n*A(x)^A001951(n), where A001951(n) = [n*sqrt(2)].

A190270

G.f. satisfies: A(x) = Sum_{n>=0} x^n*A(x)^A001951(n), where A001951(n) = [n*sqrt(2)].

Terms

    a(0) =1a(1) =1a(2) =2a(3) =5a(4) =15a(5) =49a(6) =169a(7) =605a(8) =2226a(9) =8364a(10) =31956a(11) =123770a(12) =484862a(13) =1917800a(14) =7648470a(15) =30722318a(16) =124180334a(17) =504720369a(18) =2061489396a(19) =8457050387a(20) =34831589583a(21) =143972841512a(22) =597034531410

External references