A018080 Powers of fourth root of 12 rounded up.

1, 2, 4, 7, 12, 23, 42, 78, 144, 269, 499, 929, 1728, 3217, 5986, 11142, 20736, 38595, 71832, 133694, 248832, 463129, 861980, 1604325, 2985984, 5557543, 10343752, 19251892, 35831808, 66690510, 124125024, 231022701, 429981696, 800286112, 1489500288, 2772272411, 5159780352, 9603433335

Offset

0,2

Links

Vincenzo Librandi, Table of n, a(n) for n = 0..2000

Mathematica

Ceiling[Surd[12, 4]^Range[0, 40]] (* Vincenzo Librandi, Jun 01 2025 *)

Prog

(Magma) [Ceiling(12^(n/4)): n in [0..50]]; // Vincenzo Librandi, Jun 01 2025

Crossrefs

Cf. A011009.

Sequence in context: A026790 A054165 A054171 * A226160 A018181 A141017

Adjacent sequences: A018077 A018078 A018079 * A018081 A018082 A018083

Keyword

nonn

Author

N. J. A. Sloane

Status

approved