Powers of cube root of 6 rounded down.

Terms

a(0) =1a(1) =1a(2) =3a(3) =6a(4) =10a(5) =19a(6) =36a(7) =65a(8) =118a(9) =216a(10) =392a(11) =713a(12) =1296a(13) =2354a(14) =4279a(15) =7776a(16) =14129a(17) =25675a(18) =46656a(19) =84779a(20) =154054a(21) =279936a(22) =508677a(23) =924328a(24) =1679616a(25) =3052064a(26) =5545969a(27) =10077696a(28) =18312388a(29) =33275819