OFFSET
1,1
COMMENTS
If a(n) = K, a(K) <= n for all n.
a(n) = 1 if and only if n is in A002982.
PROG
(PARI)
a(n)=k=1; while(!ispseudoprime(k!*n!-1), k++); k
n=1; while(n<100, print1(a(n), ", "); n++)
CROSSREFS
KEYWORD
nonn
AUTHOR
Derek Orr, Sep 10 2014
STATUS
approved