a(n+1) = floor((1/n)*(Sum_{k=1..n} a(k)^((n+1)/k))), given a(0)=1, a(1)=3, a(2)=8.

Terms

a(0) =1a(1) =3a(2) =8a(3) =24a(4) =71a(5) =207a(6) =603a(7) =1755a(8) =5109a(9) =14871a(10) =43290a(11) =126034a(12) =366964a(13) =1068555a(14) =3111755a(15) =9062483a(16) =26394933a(17) =76881876a(18) =223952645a(19) =652403269a(20) =1900652886a(21) =5537521144a(22) =16134412398a(23) =47012725228a(24) =136994031518a(25) =399219097098