%I A090747
%S A090747 2,6,12,70,102,540,1090,1366,1626,4176,9010,9550
%N A090747 A028491(n) - 1.
%Y A090747 Sequence in context: A095921 A106037 A136240 this_sequence A076220 A107763 
               A166470
%Y A090747 Adjacent sequences: A090744 A090745 A090746 this_sequence A090748 A090749 
               A090750
%K A090747 nonn
%O A090747 0,1
%A A090747 mohammed bouayoun (bouyao(AT)wanadoo.fr), Feb 03 2004