%I #4 May 26 2015 07:32:12
%S 0,1,5,24,59,456,1448,6868,19749,69364,236356,1526956,3717440,
%T 22858340,122553540,474051984,954720543,5726109024,19329586520,
%U 92051285020,319059863484,1271796704788,4829219746964,29791326914640,74372011398840,340296661452300
%N Arithmetic derivative of central binomial coefficients, cf. A000984.
%C a(n) = A003415(A000984(n));
%C central terms in triangle A258197: a(n) = A258197(2*n,n).
%H Reinhard Zumkeller, <a href="/A258290/b258290.txt">Table of n, a(n) for n = 0..1000</a>
%o (Haskell)
%o a258290 = a003415 . a000984
%Y Cf. A000984, A003415, A258197.
%K nonn
%O 0,3
%A _Reinhard Zumkeller_, May 26 2015