A018083 Powers of fourth root of 13 rounded up.

1, 2, 4, 7, 13, 25, 47, 90, 169, 321, 610, 1158, 2197, 4172, 7922, 15042, 28561, 54233, 102979, 195538, 371293, 705022, 1338716, 2541993, 4826809, 9165285, 17403308, 33045904, 62748517, 119148699, 226242996

Offset

0,2

Links

Table of n, a(n) for n=0..30.

Mathematica

Ceiling[(Power[13, (4)^-1])^Range[0, 40]] (* Harvey P. Dale, Aug 20 2011 *)

Crossrefs

Sequence in context: A235684 A367400 A018082 * A108361 A082423 A176485

Adjacent sequences: A018080 A018081 A018082 * A018084 A018085 A018086

Keyword

nonn

Author

N. J. A. Sloane.

Status

approved