%I A006987 M4084
%S A006987 6,10,15,20,21,28,35,36,45,55,56,66,70,78,84,91,105,120,126,136,153,165,
%T A006987 171,190,210,220,231,252,253,276,286,300,325,330,351,364,378,406,435,455,
%U A006987 462,465,495,496,528,560,561,595,630,666,680,703,715,741,780,792,816,820
%N A006987 Binomial coefficients: C(n,k), 2 <= k <= n-2, sorted, duplicates removed.
%C A006987 Complement of A137905; a(n) > A058084(a(n)). [From Reinhard Zumkeller 
               (reinhard.zumkeller(AT)gmail.com), Mar 20 2009]
%D A006987 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, 
               Academic Press, 1995 (includes this sequence).
%H A006987 T. D. Noe, <a href="b006987.txt">Table of n, a(n) for n=1..1000</a>
%t A006987 Take[ Union[ Flatten[ Table[ Binomial[n, k], {n, 2, 45}, {k, 2, n - 2}]]], 
               58] (from Robert G. Wilson v May 25 2004)
%Y A006987 Sequence in context: A166160 A162731 A145286 this_sequence A157937 A080255 
               A115744
%Y A006987 Adjacent sequences: A006984 A006985 A006986 this_sequence A006988 A006989 
               A006990
%K A006987 nonn
%O A006987 1,1
%A A006987 N. J. A. Sloane (njas(AT)research.att.com), R. G. Wilson v (rgwv(AT)rgwv.com)
%E A006987 More terms from David W. Wilson (davidwwilson(AT)comcast.net).