A018098 Powers of fourth root of 18 rounded up.

1, 3, 5, 9, 18, 38, 77, 158, 324, 668, 1375, 2832, 5832, 12013, 24744, 50965, 104976, 216227, 445376, 917370, 1889568, 3892071, 8016759, 16512655, 34012224, 70057262, 144301646, 297227789, 612220032

Offset

0,2

Links

Table of n, a(n) for n=0..28.

Mathematica

Ceiling[Surd[18, 4]^Range[0, 30]] (* Harvey P. Dale, Sep 13 2018 *)

Crossrefs

Sequence in context: A288135 A279634 A028411 * A108859 A032385 A218138

Adjacent sequences: A018095 A018096 A018097 * A018099 A018100 A018101

Keyword

nonn

Author

N. J. A. Sloane

Status

approved