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A027154 a(n) = Sum_{k=0..floor(n/2)} A027144(n-k, k). 0

%I #8 Oct 24 2019 17:05:47

%S 1,1,3,5,9,15,31,49,101,163,331,533,1089,1751,3575,5753,11741,18891,

%T 38563,62045,126649,203775,415951,669249,1366101,2198003,4486651,

%U 7218853,14735409,23708711,48395175,77865993,158943181,255733531,522013523,839899885,1714437289,2758464335

%N a(n) = Sum_{k=0..floor(n/2)} A027144(n-k, k).

%K nonn

%O 0,3

%A _Clark Kimberling_

%E More terms from _Sean A. Irvine_, Oct 24 2019

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Last modified April 24 03:08 EDT 2024. Contains 371918 sequences. (Running on oeis4.)