%I #11 Jul 13 2024 17:17:55
%S 185,323,403,527,551,779,959,899,1139,1147,1517,1649,1643,1751,1763,
%T 1943,2071,2363,2509,2561,2603,2669,2827,2747,2831,2993,3635,3139,
%U 3649,3791,3737,3893,4031,4087,4453,4553,5615,4883,4891,5663,5069
%N Terms of A301857 where both A301857(n) and its counterpart are composite.
%C A301857 selects the least solutions to A023900 where A023900(j) + A023900(k) = 0 and the pair j,k are coprime.
%e 185 is a term because A301857(11) = 185 and both 185 and 273 are composite.
%Y Subsequence of A301857; cf. A023900.
%K nonn
%O 1,1
%A _Torlach Rush_, Mar 30 2018