Search: id:A152736
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%I A152736
%S A152736 1,1,1,1,1,2,3,1,2,4,7,3,2,4,10,23,7,6,4,10,26,71,23,14,12,10,26,76,255,
%T A152736 71,46,28,30,26,76,232,911,255,142,92,70,78,76,232,764,3535,911,510,284,
%U A152736 230,182,228,232,764,2620
%N A152736 Triangle read by rows: M*Q, where M = an infinite lower triangular matrix 
               with A140456 in every column: (1, 1, 1, 3, 7, 23, 71,...) and Q = 
               a matrix with A000085 as the main diagonal the rest zeros.
%C A152736 An eigentriangle.
%C A152736 Row sums = A000085 starting with offset 1.
%C A152736 Sum of n-th row terms = rightmost term of next row.
%e A152736 First few rows of the triangle =
%e A152736 1;
%e A152736 1, 1;
%e A152736 1, 1, 2;
%e A152736 3, 1, 2, 4;
%e A152736 7, 3, 2, 4, 10;
%e A152736 23, 7, 6, 4, 10, 26;
%e A152736 71, 23, 14, 12, 10, 26, 76;
%e A152736 255, 71, 46, 28, 30, 26, 76, 232;
%e A152736 911, 255, 142, 92, 70, 78, 76, 232, 764;
%e A152736 3535, 911, 510, 284, 230, 182, 228, 232, 764, 2620;
%e A152736 13903, 3535, 1822, 1020, 710, 598, 532, 696, 764, 2620, 9496;
%e A152736 ...
%e A152736 Row r = (3, 1, 2, 4) = (3*1, 1*1, 1*2, 1*4) = termwise products of (3, 
               1, 1, 1) and (1, 1, 2, 4), where A000085 = (1, 1, 2, 4, 10, 26, 76,
               ...).
%Y A152736 Cf. A000085, A140456
%Y A152736 Sequence in context: A163256 A144962 A166871 this_sequence A139246 A131227 
               A050981
%Y A152736 Adjacent sequences: A152733 A152734 A152735 this_sequence A152737 A152738 
               A152739
%K A152736 eigen,nonn,tabl
%O A152736 1,6
%A A152736 Gary W. Adamson (qntmpkt(AT)yahoo.com), Dec 12 2008

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