OFFSET
1,1
COMMENTS
Numbers n such that A083275(n) = n.
a(8) > 1200. - Giovanni Resta, Jun 23 2015
PROG
(PARI) v=[3]; n=1; while(#v<300, s=-1+n*prod(i=1, #v, v[i]); if(ispseudoprime(s)&&!vecsearch(vecsort(v), n), v=concat(v, n); if(n==#v, print1(n, ", ")); n=0); n++)
CROSSREFS
KEYWORD
nonn,hard,more
AUTHOR
Derek Orr, Jun 22 2015
EXTENSIONS
a(7) from Giovanni Resta, Jun 23 2015
STATUS
approved