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%I #7 Jan 09 2024 16:35:21
%S 0,2,3,2,4,1,2,1,4,2,3,2,3,2,3,2,4,3,2,3,2,3,2,3,4,4,3,4,3,4,3,4,3,4,
%T 3,4,4,5,4,3,4,3,4,3,4,3,4,5,4,6,5,4,5,4,5,4,5,4,5,4,5,4,5,6,6,5,6,5,
%U 4,5,4,5,4,5,4,5,4,5,6,5,6,6,7,6,5,6,5,6,5,6,5,6,5
%N Triangular array, T(i,j)=number of knight's moves to points on vertical segments (n,-n), (n,-n+1), ... (n,n) on infinite chessboard.
%F See A065775.
%e First five rows:
%e 0
%e 2 3 2
%e 4 1 2 1 4
%e 2 3 2 3 2 3 2
%e 4 3 2 3 2 3 2 3 4
%Y Cf. A065775, A183043.
%K nonn,tabf
%O 1,2
%A _Clark Kimberling_, Dec 20 2010
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