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Number of Young tableaux with n cells whose shape is asymmetric.
2

%I #14 Jan 11 2020 21:51:57

%S 0,0,2,2,8,20,60,212,632,2508,8280,34256,127712,542984,2252432,

%T 9873216,44557424,202661012,975470880,4627469192,23413518704,

%U 116147688600,611882489152,3174544514192,17312022302368,93772475206800,527582381206400,2975078868145952

%N Number of Young tableaux with n cells whose shape is asymmetric.

%F a(n) = A000085(n) - A067136(n).

%F a(n) = 2*A067142(n).

%Y Cf. A000085, A067136, A067142.

%K nonn

%O 0,3

%A _Omar E. Pol_, Jan 11 2020