%I A006363 M5408
%S A006363 1,168,7581,160948,2068224,18561984,127234008,706987164,3320153661,
%T A006363 13583619496,49530070161
%N A006363 Number of distributive lattices.
%D A006363 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, 
               Academic Press, 1995 (includes this sequence).
%D A006363 J. Berman and P. Koehler, Cardinalities of finite distributive lattices, 
               Mitteilungen aus dem Mathematischen Seminar Giessen, 121 (1976), 
               103-124.
%D A006363 G. Kreweras, Les preordres totaux compatibles avec un ordre partiel. 
               Math. Sci. Humaines No. 53 (1976), 5-30.
%Y A006363 Sequence in context: A003807 A011785 A003800 this_sequence A019286 A064767 
               A115222
%Y A006363 Adjacent sequences: A006360 A006361 A006362 this_sequence A006364 A006365 
               A006366
%K A006363 nonn
%O A006363 0,2
%A A006363 N. J. A. Sloane (njas(AT)research.att.com).