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A056936
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Antichains (or order ideals) in the poset 2*3*4*n or size of the distributive lattice J(2*3*4*n)
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8
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1, 490, 59542, 3092808, 89613429, 1691136270, 22954776044, 239831111938, 2024703039198, 14318216628378, 87184226214168, 467034400160664, 2239064967256060, 9741467994941264, 38902816410160608
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OFFSET
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0,2
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REFERENCES
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Berman and Koehler, Cardinalities of finite distributive lattices, Mitteilungen aus dem Mathematischen Seminar Giessen, 121 (1976), p. 103-124
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LINKS
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CROSSREFS
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KEYWORD
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nonn,easy
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AUTHOR
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STATUS
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approved
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