%I #16 Jun 01 2022 18:53:54
%S 1,490,59542,3092808,89613429,1691136270,22954776044,239831111938,
%T 2024703039198,14318216628378,87184226214168,467034400160664,
%U 2239064967256060,9741467994941264,38902816410160608
%N Antichains (or order ideals) in the poset 2*3*4*n or size of the distributive lattice J(2*3*4*n)
%D Berman and Koehler, Cardinalities of finite distributive lattices, Mitteilungen aus dem Mathematischen Seminar Giessen, 121 (1976), p. 103-124
%H J. Berman and P. Koehler, <a href="/A006356/a006356.pdf">Cardinalities of finite distributive lattices</a>, Mitteilungen aus dem Mathematischen Seminar Giessen, 121 (1976), 103-124. [Annotated scanned copy]
%H <a href="/index/Pos#posets">Index entries for sequences related to posets</a>
%Y Cf. A000372, A006360, A006361, A006362, A056932, A056933, A056934, A056935, A056937.
%K nonn,easy
%O 0,2
%A _Mitch Harris_