A099818 Bisection of A000521.

1, 196884, 864299970, 333202640600, 44656994071935, 3176440229784420, 146211911499519294, 4872010111798142520, 126142916465781843075, 2662842413150775245160, 47438786801234168813250, 731811377318137519245696

Offset

-1,2

Links

Table of n, a(n) for n=-1..10.

Crossrefs

Sequence in context: A302407 A305699 A035230 * A345658 A185519 A345659

Adjacent sequences: A099815 A099816 A099817 * A099819 A099820 A099821

Keyword

nonn,easy

Author

N. J. A. Sloane, Nov 19 2004

Extensions

More terms from Joshua Zucker, May 15 2006

Status

approved