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A027150 a(n) = A027144(n, floor(n/2)). 0

%I

%S 1,1,4,6,12,20,80,152,304,528,2176,4416,8832,15488,64768,135552,

%T 271104,477440,2013184,4289536,8579072,15144960,64200704,138407936,

%U 276815872,489431040,2082406400,4526702592,9053405184,16024403968

%N a(n) = A027144(n, floor(n/2)).

%K nonn

%O 0,3

%A _Clark Kimberling_

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Last modified January 25 09:28 EST 2022. Contains 350565 sequences. (Running on oeis4.)