1,1

(PARI) f1(n, a) = for(x=0, n, y=x^x+a; if(ispseudoprime(y), print1(y", ")))

Adjacent sequences: A100837 A100838 A100839 this_sequence A100841 A100842 A100843

Sequence in context: A059301 A088548 A062631 this_sequence A140154 A073694 A101966

hard,more,nonn

Cino Hilliard (hillcino368(AT)gmail.com), Jan 07 2005