A018167 Powers of fifth root of 18 rounded up.

1, 2, 4, 6, 11, 18, 33, 58, 102, 182, 324, 578, 1030, 1836, 3272, 5832, 10397, 18533, 33036, 58890, 104976, 187131, 333580, 594640, 1060006, 1889568, 3368349, 6004427, 10703506, 19080095, 34012224, 60630275

Offset

0,2

Links

Table of n, a(n) for n=0..31.

Mathematica

Ceiling[Surd[18, 5]^Range[0, 40]] (* Harvey P. Dale, Jan 18 2024 *)

Prog

(PARI) a(n) = ceil(sqrtn(18, 5)^n); \\ Michel Marcus, Jun 25 2023

Crossrefs

Cf. A011103.

Sequence in context: A007053 A005684 A260697 * A295831 A140443 A224957

Adjacent sequences: A018164 A018165 A018166 * A018168 A018169 A018170

Keyword

nonn

Author

N. J. A. Sloane.

Status

approved