A330645 Number of Young tableaux with n cells whose shape is asymmetric.

0, 0, 2, 2, 8, 20, 60, 212, 632, 2508, 8280, 34256, 127712, 542984, 2252432, 9873216, 44557424, 202661012, 975470880, 4627469192, 23413518704, 116147688600, 611882489152, 3174544514192, 17312022302368, 93772475206800, 527582381206400, 2975078868145952

Offset: 0

Author

Omar E. Pol, Jan 11 2020

Keywords

• nonn

Crossrefs

Cf. A000085, A067136, A067142.

Formula

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

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