%I A089002
%S A089002 1,2,2,4,6,4,8,0,6,12,10,8,14,16,12,0,16,12,18,24
%N A089002 Number of non-congruent solutions to x^2 + 2y^2 == -1 mod n.
%Y A089002 Cf. A088965, A086932.
%Y A089002 Sequence in context: A166362 A050469 A085730 this_sequence A097089 A096466 
               A088965
%Y A089002 Adjacent sequences: A088999 A089000 A089001 this_sequence A089003 A089004 
               A089005
%K A089002 mult,nonn
%O A089002 1,2
%A A089002 Yuval Dekel (dekelyuval(AT)hotmail.com), Nov 02 2003