%I A011851
%S A011851 0,0,0,0,0,0,1,4,11,25,50,92,158,257,400,600,873,1237,1713,
%T A011851 2325,3100,4069,5266,6729,8500,10626,13156,16146,19656,
%U A011851 23751,28501,33982,40275,47467,55651,64926,75398,87179
%N A011851 [ C(n,5)/5 ].
%p A011851 seq(floor(binomial(n,5)/5), n=0..37);# [From Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), 
               Jan 12 2009]
%Y A011851 A column of triangle A011857.
%Y A011851 Sequence in context: A006004 A006522 A036837 this_sequence A136395 A014160 
               A014162
%Y A011851 Adjacent sequences: A011848 A011849 A011850 this_sequence A011852 A011853 
               A011854
%K A011851 nonn
%O A011851 0,8
%A A011851 N. J. A. Sloane (njas(AT)research.att.com).