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A027211 a(n) = Sum_{k=0..n} (k+1) * A026725(n, k). 1

%I

%S 1,3,8,22,53,136,312,768,1712,4101,8971,21082,45507,105435,225347,

%T 516424,1095353,2488480,5246176,11834584,24826412,55677436,116321132,

%U 259585768,540454158,1201026646,2493149402,5520322840,11430160964

%N a(n) = Sum_{k=0..n} (k+1) * A026725(n, k).

%p A027211 := proc(n)

%p add( (k+1)*A026725(n,k),k=0..n) ;

%p end proc: # _R. J. Mathar_, Oct 21 2019

%K nonn

%O 0,2

%A _Clark Kimberling_

%E Name corrected by _R. J. Mathar_, Oct 21 2019

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Last modified September 28 06:57 EDT 2021. Contains 347703 sequences. (Running on oeis4.)