login
A319732
Number of plane partitions of 2n into parts of exactly n sorts which are introduced in ascending order.
3
1, 3, 48, 1253, 45040, 2074266, 115308621, 7403931515, 542578637369, 44353623326199, 3992458392860603, 392255543503496555, 41726405940340028501, 4768006168373548992878, 582709500037368041005243, 75765509130126834789261446, 10436240655486571146294062847
OFFSET
0,2
LINKS
FORMULA
a(n) = A319730(2n,n).
CROSSREFS
Sequence in context: A203427 A365651 A320668 * A351424 A199012 A304208
KEYWORD
nonn
AUTHOR
Alois P. Heinz, Sep 26 2018
STATUS
approved