A132182 a(n) = floor(n^(n -1/2)).

1, 2, 15, 128, 1397, 19047, 311269, 5931641, 129140163, 3162277660, 86024705429, 2573856496961, 84002440529229, 2969808744337971, 113063716323402969, 4611686018427387904, 200635233971822464589, 9274037321791771775305

Offset

1,2

Links

Table of n, a(n) for n=1..18.

Mathematica

Table[Floor[n^(n-1/2)], {n, 20}] (* Harvey P. Dale, Sep 22 2011 *)

Crossrefs

Cf. A127304.

Sequence in context: A051407 A371580 A242091 * A365151 A371585 A140306

Adjacent sequences: A132179 A132180 A132181 * A132183 A132184 A132185

Keyword

nonn

Author

Leroy Quet, Nov 04 2007

Extensions

More terms from Matthew Conroy, Jan 25 2008

Status

approved