OFFSET
0,3
LINKS
Andrew Howroyd, Table of n, a(n) for n = 0..50
FORMULA
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Vladeta Jovovic, Jul 19 2000
EXTENSIONS
a(0)=0 prepended and terms a(13) and beyond from Andrew Howroyd, Apr 19 2020
STATUS
approved