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

Terms

a(0) =1a(1) =2a(2) =3a(3) =6a(4) =11a(5) =21a(6) =40a(7) =75a(8) =140a(9) =262a(10) =490a(11) =917a(12) =1719a(13) =3221a(14) =6042a(15) =11339a(16) =21293a(17) =40011a(18) =75226a(19) =141522a(20) =266400a(21) =501765a(22) =945632a(23) =1783196a(24) =3364584a(25) =6352129a(26) =11999522a(27) =22681223a(28) =42897140a(29) =81180399