Number of solid standard Young tableaux of n cells and height two.

A273582

Number of solid standard Young tableaux of n cells and height two.

Terms

    a(0) =1a(1) =4a(2) =16a(3) =66a(4) =296a(5) =1334a(6) =6322a(7) =30930a(8) =158008a(9) =837530a(10) =4624462a(11) =26379128a(12) =155536148a(13) =944173842a(14) =5898860754a(15) =37848982610a(16) =249347884600

External references