Least integer k such that k/2^n > (1+sqrt(5))/2 (the golden ratio).

Terms

a(0) =2a(1) =4a(2) =7a(3) =13a(4) =26a(5) =52a(6) =104a(7) =208a(8) =415a(9) =829a(10) =1657a(11) =3314a(12) =6628a(13) =13255a(14) =26510a(15) =53020a(16) =106040a(17) =212079a(18) =424158a(19) =848316a(20) =1696632a(21) =3393264a(22) =6786527a(23) =13573053a(24) =27146106a(25) =54292212a(26) =108584423a(27) =217168846a(28) =434337692a(29) =868675384