%I A074284
%S A074284 0,1,6,8,9,11,28,55,33,17,78,90,21,87,240,134,81,89,170,366,153,35,396,
%T A074284 568,109,209,582,314,285,303,496,960,303,269,1242,816,57,379,1572,944,
%U A074284 483,505,638,1818,837,71,1752,2244,542,957,1698,890,729,1395,2492,2884
%N A074284 Sum of the aliquot divisors of n-th triangular number.
%H A074284 T. D. Noe, <a href="b074284.txt">Table of n, a(n) for n=1..1000</a>
%e A074284 a(6)=11 because sum of aliquot divisors of 6th triangular number(i.e. 
               21) is 1+3+7=11.
%Y A074284 Sequence in context: A025070 A123704 A045574 this_sequence A125736 A030725 
               A043720
%Y A074284 Adjacent sequences: A074281 A074282 A074283 this_sequence A074285 A074286 
               A074287
%K A074284 nonn
%O A074284 1,3
%A A074284 Shyam Sunder Gupta (guptass(AT)rediffmail.com), Sep 21 2002