Powers of fifth root of 6 rounded up.

Terms

a(0) =1a(1) =2a(2) =3a(3) =3a(4) =5a(5) =6a(6) =9a(7) =13a(8) =18a(9) =26a(10) =36a(11) =52a(12) =74a(13) =106a(14) =151a(15) =216a(16) =310a(17) =443a(18) =633a(19) =906a(20) =1296a(21) =1855a(22) =2654a(23) =3798a(24) =5435a(25) =7776a(26) =11128a(27) =15923a(28) =22785a(29) =32605