OFFSET
1,1
COMMENTS
Despite appearances, this is a highly irregular sequence. - N. J. A. Sloane
LINKS
Charles R Greathouse IV, Table of n, a(n) for n = 1..10000
CROSSREFS
KEYWORD
nonn
AUTHOR
Paul Curtz, Feb 22 2009
EXTENSIONS
Edited by N. J. A. Sloane, Feb 24 2009
Incremented all values by 1 to match the offset in A090822. R. J. Mathar, Feb 24 2009
STATUS
approved