OFFSET
1,4
FORMULA
MAPLE
PROG
(PARI) a(n) = {pr = 1; forprime (p=2, sqrtint(n), pr *= p; ); return (pr); } \\ Michel Marcus, Jul 28 2013
CROSSREFS
KEYWORD
nonn
AUTHOR
Lekraj Beedassy, Mar 17 2005
STATUS
approved