Search: id:A134674
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%I A134674
%S A134674 1,2,2,3,3,3,4,3,4,4,5,5,5,5,5,5,3,4,6,6,6,7,7,7,7,7,7,7,7,6,5,5,8,8,8,
%T A134674 8,8,7,7,9,9,9,9,9,9,7,5,6,6,6,10,10,10,10,10
%N A134674 A134673 * A000012.
%C A134674 Left column = A073757: (1, 2, 3, 4, 5, 5, 7, 8, 8, 7,...). Row sums = 
               A134675: (1, 4, 9, 15, 25, 30, 49, 55, 80,...). n-th row (n>1) has 
               n terms of "n", iff n is prime.
%F A134674 A134673 * A000012 as infinite lower triangular matrices. Triangle, partial 
               sums of A134673 starting from the right of each row.
%e A134674 First few rows of the triangle are:
%e A134674 1;
%e A134674 2, 2;
%e A134674 3, 3, 3;
%e A134674 4, 3, 4, 4;
%e A134674 5, 5, 5, 5, 5;
%e A134674 5, 3, 4, 6, 6, 6;
%e A134674 7, 7, 7, 7, 7, 7, 7;
%e A134674 7, 6, 5, 5, 8, 8, 8, 8;
%e A134674 8, 7, 7, 9, 9, 9, 9, 9, 9;
%e A134674 7, 5, 6, 6, 6, 10, 10, 10, 10, 10;
%e A134674 ...
%Y A134674 Cf. A134673, A134675, A073757.
%Y A134674 Sequence in context: A062558 A072789 A126302 this_sequence A000121 A049846 
               A086712
%Y A134674 Adjacent sequences: A134671 A134672 A134673 this_sequence A134675 A134676 
               A134677
%K A134674 nonn,tabl
%O A134674 1,2
%A A134674 Gary W. Adamson (qntmpkt(AT)yahoo.com), Nov 05 2007

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