OFFSET
1,2
LINKS
N. J. A. Sloane, Table of n, a(n) for n = 1..35 (from the web page of Tomás Oliveira e Silva)
Tomás Oliveira e Silva, Tables
CROSSREFS
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Apr 06 2001; b-file added Nov 27 2007
EXTENSIONS
Corrected by Don Reble, May 13 2006
STATUS
approved