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Search: id:A078160
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| 1, 2, 4, 8, 20, 52, 140, 400, 1203, 3808, 12634
(list; graph; listen)
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OFFSET
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1,2
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MATHEMATICA
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Table[ Length[ Union[ Table[ Floor[w!/j], {j, 1, w!}]]], {w, 1, 11}]
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CROSSREFS
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Cf. A055086, A078159, A078161 & A078162.
Sequence in context: A056952 A121703 A115219 this_sequence A089976 A000980 A123611
Adjacent sequences: A078157 A078158 A078159 this_sequence A078161 A078162 A078163
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KEYWORD
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nonn
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AUTHOR
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Labos E. (labos(AT)ana.sote.hu), Nov 27 2002
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EXTENSIONS
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Extended by Robert G. Wilson v (rgwv(AT)rgwv.com), Dec 02 2002
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