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A067104 a(n) = floor[ X/Y], where X = concatenation of first n factorials and Y = concatenation of first n natural numbers. 2
1, 1, 1, 10, 1022, 102256, 102255452, 1022553862210, 102255378766606673, 10225537868377981588347, 10225537868286872045185666318, 102255378682858781228966381713174081, 10225537868285867355405173700779791589867289 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,4
LINKS
EXAMPLE
a(5) = floor [12624120/12345] = floor[1022.60996354799513973268529769137] = 1022.
MATHEMATICA
Table[Floor[FromDigits[Flatten[IntegerDigits/@(Range[n]!)]]/FromDigits[ Flatten[IntegerDigits/@Range[n]]]], {n, 15}] (* Harvey P. Dale, Jun 09 2020 *)
CROSSREFS
Sequence in context: A154703 A172163 A174768 * A166507 A103623 A145184
KEYWORD
easy,nonn,base
AUTHOR
Amarnath Murthy, Jan 07 2002
EXTENSIONS
Corrected and extended by Antonio G. Astudillo (afg_astudillo(AT)lycos.com), Apr 01 2003
Edited by Charles R Greathouse IV, Apr 27 2010
STATUS
approved

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Last modified March 29 04:23 EDT 2024. Contains 371264 sequences. (Running on oeis4.)