Indices n such that A272464(n)=1.

Terms

a(0) =1a(1) =2a(2) =4a(3) =7a(4) =12a(5) =19a(6) =29a(7) =43a(8) =64a(9) =95a(10) =142a(11) =211a(12) =317a(13) =480a(14) =726a(15) =1096a(16) =1644a(17) =2458a(18) =3669a(19) =5480a(20) =8204a(21) =12327a(22) =18628a(23) =28284a(24) =43141a(25) =66067a(26) =101609a(27) =156823a(28) =242640a(29) =376282