%I A132124
%S A132124 0,3,17,50,110,205,343,532,780,1095,1485,1958,2522,3185,3955,4840,5848,
%T A132124 6987,8265,9690,11270,13013,14927,17020,19300,21775,24453,27342,30450,
%U A132124 33785,37355,41168,45232,49555,54145,59010,64158,69597,75335,81380
%N A132124 n * (n + 1) * (8 * n + 1) / 6.
%C A132124 a(n) = A132121(n,2) for n>1.
%C A132124 Convolution of the sequences (0,3,5,0,0,0,...) and (binom(n+3,3)), n>
               =0. - Emeric Deutsch (deutsch(AT)duke.poly.edu), Aug 30 2007
%F A132124 G.f.=x(3+5x)/(1-x)^4. - Emeric Deutsch (deutsch(AT)duke.poly.edu), Aug 
               30 2007
%p A132124 seq((1/6)*n*(n+1)*(8*n+1),n=0..40); - Emeric Deutsch (deutsch(AT)duke.poly.edu), 
               Aug 30 2007
%p A132124 with(finance):seq(add(cashflows([n*k,k^2,0],1)*4, k=0..n), n=0..40); 
               - Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), Jul 16 2008
%Y A132124 Cf. A000330, A033994, A132112, A050409.
%Y A132124 Sequence in context: A154304 A144640 A084069 this_sequence A011917 A018691 
               A163943
%Y A132124 Adjacent sequences: A132121 A132122 A132123 this_sequence A132125 A132126 
               A132127
%K A132124 nonn
%O A132124 0,2
%A A132124 Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Aug 12 2007