A024400 - OEIS

%I #10 Jul 07 2019 02:50:10

%S 33,304,1418,4726,12760,29771,62375,120293,217192,371635,608125,

%T 958252,1461943,2168809,3139601,4447759,6181066,8443406,11356615,

%U 15062445,19724615,25530979,32695782,41462024,52103923,64929482,80283154,98548608

%N [ (4th elementary symmetric function of S(n))/(first elementary symmetric function of S(n)) ], where S(n) = {first n+3 positive integers congruent to 2 mod 3}.

%F a(n) = floor(A024393(n) / A005449(n + 3)). - _Sean A. Irvine_, Jul 06 2019

%Y Cf. A005449, A024393.

%K nonn

%O 1,1

%A _Clark Kimberling_