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%I #6 Aug 30 2016 14:46:30
%S 1,4,5,7,8,14,15,17,18,19,20,23,24,30,31,34,35,40,41,43,44,45,46,49,
%T 50,54,56,59,60,62,63,65,68,69,72,77,78,81,82,85,86,89,90,93,94,95,96,
%U 101,103,106,108,111,113,114,116,119,120,122,123,125,127,128
%N Antidiagonal indices of Greedy Queens (see A065188).
%C a(n) is the index of the antidiagonal of the n-th queen.
%H Alois P. Heinz, <a href="/A276324/b276324.txt">Table of n, a(n) for n = 1..10000</a>
%e The first queen is in the first antidiagonal, the second queen is in the fourth antidiagonal, ... . The antidiagonals with indices 2, 3, 6, 9, ... do not contain a queen:
%e :
%e : Q//// ...
%e : ///Q/ ...
%e : /Q/// ...
%e : ////Q ...
%e : //Q// ...
%e : ///// ...
%e : .....
%Y Cf. A065188, A276325.
%K nonn
%O 1,2
%A _Alois P. Heinz_, Aug 30 2016