OFFSET
1,1
COMMENTS
LINKS
Vladica Andrejic and Milos Tatarevic, Searching for a counterexample of Kurepa's Conjecture, arXiv:1409.0800 [math.NT], 2014.
PROG
(PARI) forprime(p=3, 1e11, if(sum(k=2, p-1, k!) % p==0, print1(p, ", "))); \\ Altug Alkan, Nov 08 2015
CROSSREFS
KEYWORD
nonn,hard,more
AUTHOR
Jeppe Stig Nielsen, Nov 07 2015
STATUS
approved