Powers of fifth root of 19 rounded down.

Terms

a(0) =1a(1) =1a(2) =3a(3) =5a(4) =10a(5) =19a(6) =34a(7) =61a(8) =111a(9) =200a(10) =361a(11) =650a(12) =1172a(13) =2112a(14) =3806a(15) =6859a(16) =12359a(17) =22272a(18) =40134a(19) =72320a(20) =130321a(21) =234836a(22) =423170a(23) =762546a(24) =1374096a(25) =2476099a(26) =4461888a(27) =8040248a(28) =14488391a(29) =26107836