Trajectory of 38 under map x -> A002487(x)*A002487(x+1).

Terms

a(0) =38a(1) =70a(2) =117a(3) =198a(4) =368a(5) =210a(6) =558a(7) =1312a(8) =693a(9) =3920a(10) =2438a(11) =6900a(12) =17138a(13) =43792a(14) =105939a(15) =553150a(16) =862695a(17) =5466578a(18) =262720694a(19) =8088309190a(20) =155799611901