A099819 Bisection of A000521.

744, 21493760, 20245856256, 4252023300096, 401490886656000, 22567393309593600, 874313719685775360, 25497827389410525184, 593121772421445058560, 11459912788444786513920, 189449976248893390028800

Offset

-1,1

Links

Table of n, a(n) for n=-1..9.

Crossrefs

Sequence in context: A294182 A091406 A066396 * A344014 A051978 A235732

Adjacent sequences: A099816 A099817 A099818 * A099820 A099821 A099822

Keyword

nonn,easy

Author

N. J. A. Sloane, Nov 19 2004

Extensions

More terms from Joshua Zucker, May 15 2006

Status

approved