Powers of fifth root of 2 rounded up.

Terms

a(0) =1a(1) =2a(2) =2a(3) =2a(4) =2a(5) =2a(6) =3a(7) =3a(8) =4a(9) =4a(10) =4a(11) =5a(12) =6a(13) =7a(14) =7a(15) =8a(16) =10a(17) =11a(18) =13a(19) =14a(20) =16a(21) =19a(22) =22a(23) =25a(24) =28a(25) =32a(26) =37a(27) =43a(28) =49a(29) =56