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Search: id:A143131
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%I A143131
%S A143131 1,5,19,63,157,321,575,939,1433,2077,2891,3895,5109,6553,8247,10211,
%T A143131 12465,15029,17923,21167,24781,28785,33199,38043,43337,49101,55355,
%U A143131 62119,69413,77257,85671,94675,104289,114533,125427,136991,149245
%N A143131 Binomial transform of [1, 4, 10, 20, 0, 0, 0,...].
%F A143131 Binomial transform of [1, 4, 10, 20, 0, 0, 0,...], where (1, 4, 10, 20) 
               = row 3 of triangle A046899
%F A143131 a(n) = (-39 + 77 n - 45 n^2 + 10 n^3)/3 [From T. D. Noe (noe(AT)sspectra.com), 
               Aug 22 2008]
%e A143131 a(4) = 63 = (1, 3, 3, 1) dot (1, 4, 10, 20) = (1 + 12 + 30 + 20).
%Y A143131 Cf. A046899.
%Y A143131 Sequence in context: A000342 A072111 A141397 this_sequence A036677 A003296 
               A053545
%Y A143131 Adjacent sequences: A143128 A143129 A143130 this_sequence A143132 A143133 
               A143134
%K A143131 nonn
%O A143131 1,2
%A A143131 Gary W. Adamson (qntmpkt(AT)yahoo.com), Jul 27 2008
%E A143131 More terms from T. D. Noe (noe(AT)sspectra.com), Aug 22 2008

    
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Last modified December 7 08:40 EST 2009. Contains 170430 sequences.


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