OFFSET
1,3
LINKS
Reinhard Zumkeller, p(n)!-p(n )#+1
PROG
(PARI) a(n) = numdiv(prime(n)! - prod(k=1, n, prime(k)) + 1); \\ Michel Marcus, Nov 06 2022
CROSSREFS
KEYWORD
nonn,more
AUTHOR
Reinhard Zumkeller, Feb 20 2005
STATUS
approved