%I #11 Sep 19 2022 16:00:46
%S 1,2,25,745,2306,7081,31945,435866,716881,733442,4106917,21714577,
%T 203637493,263669781,689256613,1513925617
%N Lexicographically earliest increasing sequence of positive integers such that A001222(a(i)+a(j)) = A001222(a(i)) + A001222(a(j)) for all 1<=i<j.
%C The values of A001222(a(n)) are 0,1,2,2,2,... and are conjectured to be 2 for all n > 2.
%Y Cf. A001222, A059333.
%K nonn,more
%O 1,2
%A _Naohiro Nomoto_, Jan 28 2001
%E Edited by _Max Alekseyev_, Feb 22 2012
%E a(13)-a(16) from _Sean A. Irvine_, Sep 19 2022