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%I #5 Mar 30 2012 18:39:12
%S 5,43,4619,688390,23517593780,4879569381720,239177513351286095,
%T 55404294334042254028,3163613989757561167486439,
%U 48119240966975050455116308972625,12175395259244110756232625177237480
%N A congruence property: a(p)=(A002893(p)-5)/(4p) where p runs through the primes.
%K nonn
%O 1,1
%A _Benoit Cloitre_, Feb 16 2003