Search: id:A134838
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%I A134838
%S A134838 1,1,2,1,1,2,1,2,1,3,1,1,1,2,1,2,2,2,1,4,1,1,1,1,1,1,2,1,2,2,2,1,4,1,1,
%T A134838 1,1,1,1,2,1,2,1,3,1,2,1,4,1,1,2,1,1,2,1,1,3,1,2,1,2,2,2,1,2,1,4
%N A134838 Triangle read by rows, n-th row = first n terms of an array formed by 
               A051731 * A051731(transform).
%C A134838 Row sums = sigma(n), A000203: (1, 3, 4, 7, 6, 12, 8,...). Right border 
               = d(n), A000005: (1, 2, 2, 3, 2, 4, 2, 4,...).
%F A134838 Given the transform A051731 * A051731(transform), extract the first n 
               terms of each row to form the triangle.
%e A134838 First few rows of the array are:
%e A134838 1, 1, 1, 1, 1, 1, 1,...
%e A134838 1, 2, 1, 2, 1, 2, 1,...
%e A134838 1, 1, 2, 1, 1, 2, 1,...
%e A134838 1, 2, 1, 3, 1, 2, 1,...
%e A134838 1, 1, 1, 1, 2, 1, 1,...
%e A134838 1, 2, 2, 2, 1, 4, 1,...
%e A134838 ...
%e A134838 First few rows of the triangle are:
%e A134838 1;
%e A134838 1, 2;
%e A134838 1, 1, 2;
%e A134838 1, 2, 1, 3;
%e A134838 1, 1, 1, 1, 2;
%e A134838 1, 2, 2, 2, 1, 4;
%e A134838 1, 1, 1, 1, 1, 1, 2;
%e A134838 1, 2, 1, 3, 1, 2, 1, 4;
%e A134838 1, 1, 2, 1, 1, 2, 1, 1, 3;
%e A134838 1, 2, 1, 2, 2, 2, 1, 2, 1, 4;
%e A134838 ...
%Y A134838 Cf. A051731, A000203, A000005.
%Y A134838 Sequence in context: A084746 A128259 A051194 this_sequence A049843 A131374 
               A013632
%Y A134838 Adjacent sequences: A134835 A134836 A134837 this_sequence A134839 A134840 
               A134841
%K A134838 nonn,tabl
%O A134838 1,3
%A A134838 Gary W. Adamson (qntmpkt(AT)yahoo.com), Nov 12 2007

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