1,1

a(n)==3 (mod 4) and a(n+1)==1 (mod 5).

Sequence in context: A157871 A043085 A079672 this_sequence A141952 A064398 A129079

Adjacent sequences: A100695 A100696 A100697 this_sequence A100699 A100700 A100701

nonn

Giovanni Teofilatto (g.teofilatto(AT)tiscalinet.it), Dec 09 2004