A319732 Number of plane partitions of 2n into parts of exactly n sorts which are introduced in ascending order.

1, 3, 48, 1253, 45040, 2074266, 115308621, 7403931515, 542578637369, 44353623326199, 3992458392860603, 392255543503496555, 41726405940340028501, 4768006168373548992878, 582709500037368041005243, 75765509130126834789261446, 10436240655486571146294062847

Offset: 0

Author

Alois P. Heinz, Sep 26 2018

Keywords

• nonn

Links

• Alois P. Heinz, Table of n, a(n) for n = 0..25

Crossrefs

Cf. A258467, A319730.

Formula

a(n) = A319730(2n,n).