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a(n) = T(2n,n+1), where T is the array in A026268.
1

%I #3 Mar 30 2012 18:56:05

%S 1,6,38,229,1349,7894,46122,269607,1578035,9251060,54322938,319502765,

%T 1882040458,11102029850,65576732025,387817554915,2296120266390,

%U 13608607411660,80732861599612,479372928880782

%N a(n) = T(2n,n+1), where T is the array in A026268.

%K nonn

%O 1,2

%A _Clark Kimberling_