OFFSET
1,1
MAPLE
a:=proc(n) local i: for i while isprime(n*i-1)=true do end do: n*i-1 end proc: 4, 9, seq(a(n), n=3..70); # Emeric Deutsch, Aug 12 2008
CROSSREFS
KEYWORD
nonn
AUTHOR
Leroy Quet, Jul 15 2008
EXTENSIONS
More terms from Emeric Deutsch, Aug 12 2008
STATUS
approved