%I #6 Mar 30 2012 18:58:11
%S 1,1,2,1,4,2,1,3,3,4,2,1,3,6,2,2,1,3,5,3,4,10,2,1,7,12,3,5,8,2,1,6,4,
%T 16,2,3,5,18,2,1,12,4,6,9,3,22,7,2,1,5,14,11,4,6,6,3,9,28,2,1,19,30,
%U 10,4,8,8,3,15,20,2,1,5,7,36,10,17,4,10,3,3
%N The index j<k such that n divides s(k)-s(j) for some j, where s(j)=ceiling(j^2/2), and k is the least index for which such an index j exists.
%C For a guide to related sequences, see A204892.
%t (See the program at A205394.)
%Y Cf. A205394, A204892.
%K nonn
%O 1,3
%A _Clark Kimberling_, Jan 27 2012