OFFSET
4,1
LINKS
Amiram Eldar, Table of n, a(n) for n = 4..26
MATHEMATICA
a = {}; Do[w = FactorInteger[(Prime[n]! + 9)/9]; AppendTo[a, Last[w][[1]]], {n, 4, 16}]; a
CROSSREFS
KEYWORD
nonn
AUTHOR
Artur Jasinski, Apr 08 2008
STATUS
approved