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A078160 a(n)=A055086[n! ]. 3
1, 2, 4, 8, 20, 52, 140, 400, 1203, 3808, 12634 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

MATHEMATICA

Table[ Length[ Union[ Table[ Floor[w!/j], {j, 1, w!}]]], {w, 1, 11}]

CROSSREFS

Cf. A055086, A078159, A078161 & A078162.

Sequence in context: A056952 A121703 A115219 * A089976 A000980 A123611

Adjacent sequences:  A078157 A078158 A078159 * A078161 A078162 A078163

KEYWORD

nonn

AUTHOR

Labos E. (labos(AT)ana.sote.hu), Nov 27 2002

EXTENSIONS

Extended by Robert G. Wilson v (rgwv(AT)rgwv.com), Dec 02 2002

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Last modified February 17 00:09 EST 2012. Contains 205978 sequences.