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The rightmost column of triangle A094280.
4

%I #6 Dec 05 2013 19:56:49

%S 1,3,6,21,44,100,227,517,1148,2469,5205,10794,22110,44910,90700,

%T 182535,366488,734713,1471527,2945567,5894110,11791702,23587471,

%U 47179664,94364748,188735680,377478377,754964676,1509938254

%N The rightmost column of triangle A094280.

%F a(n) = A094280(A000217(n)).

%Y Cf. A094280, A094281, A094283, A094284.

%K nonn

%O 1,2

%A _Amarnath Murthy_, Apr 27 2004

%E Edited and extended by _Antti Karttunen_, Aug 25 2006