Search: id:A144257
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%I A144257
%S A144257 1,2,0,3,1,0,4,2,1,0,5,3,2,1,0,6,4,3,2,1,0,7,5,4,3,2,1,0,8,6,5,4,3,2,1,
%T A144257 0,9,7,6,5,4,3,2,1,0,10,8,7,6,5,4,3,2,1,0,11,9,8,7,6,5,4,3,2,1,0,12,10,
%U A144257 9,8,7,6,5,4,3,2,1,0,13,11,10,9,8,7,6,5,4,3,2,1,0,14,12,11,10,9,8,7,6,
               5
%N A144257 Weight array of A086270.
%C A144257 For the definition of weight array, see A144112.
%F A144257 Row 1 = A000027. All subsequent rows are 0 followed by A000017.
%e A144257 Northwest corner:
%e A144257 1 2 3 4 5 6 7 8 9
%e A144257 0 1 2 3 4 5 6 7 8
%e A144257 0 1 2 3 4 5 6 7 8
%e A144257 0 1 2 3 4 5 6 7 8
%e A144257 0 1 2 3 4 5 6 7 8
%Y A144257 Cf. A086270.
%Y A144257 Sequence in context: A127374 A098862 A003988 this_sequence A074650 A144955 
               A002187
%Y A144257 Adjacent sequences: A144254 A144255 A144256 this_sequence A144258 A144259 
               A144260
%K A144257 nonn,tabl
%O A144257 1,2
%A A144257 Clark Kimberling (ck6(AT)evansville.edu), Sep 16 2008

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