A128441 a(n)=Floor(n*2^(n/2)).

1, 4, 8, 16, 28, 48, 79, 128, 203, 320, 497, 768, 1176, 1792, 2715, 4096, 6154, 9216, 13757, 20480, 30411, 45056, 66615, 98304, 144815, 212992, 312801, 458752, 671943, 983040, 1436569, 2097152, 3058502, 4456448, 6487733, 9437184, 13716921

Offset

1,2

Comments

a(n)=T(n,n), where T is given by A128440.

Links

Table of n, a(n) for n=1..37.

Mathematica

Table[Floor[n 2^(n/2)], {n, 40}] (* Harvey P. Dale, Apr 09 2018 *)

Crossrefs

Cf. A128440.

Sequence in context: A176817 A050856 A271649 * A009861 A260515 A301148

Adjacent sequences: A128438 A128439 A128440 * A128442 A128443 A128444

Keyword

nonn

Author

Clark Kimberling, Mar 03 2007

Status

approved