Powers of fourth root of 12 rounded up.

Terms

a(0) =1a(1) =2a(2) =4a(3) =7a(4) =12a(5) =23a(6) =42a(7) =78a(8) =144a(9) =269a(10) =499a(11) =929a(12) =1728a(13) =3217a(14) =5986a(15) =11142a(16) =20736a(17) =38595a(18) =71832a(19) =133694a(20) =248832a(21) =463129a(22) =861980a(23) =1604325a(24) =2985984a(25) =5557543a(26) =10343752a(27) =19251892a(28) =35831808a(29) =66690510