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A078162 A051201(n!) 5
1, 3, 12, 60, 406, 3120, 26823, 257022, 2712926, 31311886, 392308000, 5302926524, 76924127104, 1191973363059, 19650226851964, 343408795841627, 6341818750193544, 123405357866753108, 2523790088462591703, 54119963305579115810, 1214292989338825766682 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..21.

MATHEMATICA

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

CROSSREFS

Cf. A051201, A078159, A078160, A078161.

Sequence in context: A053532 A159867 A082278 * A211774 A002497 A228251

Adjacent sequences:  A078159 A078160 A078161 * A078163 A078164 A078165

KEYWORD

nonn

AUTHOR

Labos Elemer, Nov 27 2002

EXTENSIONS

Extended by Robert G. Wilson v, Dec 02 2002

Terms a(12) onward from Max Alekseyev, Feb 12 2012

STATUS

approved

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Last modified January 22 08:58 EST 2018. Contains 298042 sequences.