The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A110414 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
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A110414

n! concatenated with n divided by n.
(history; published version)

#12 by Joerg Arndt at Sun Aug 18 01:44:16 EDT 2019

STATUS

proposed

approved

#11 by Michel Marcus at Sun Aug 18 01:38:13 EDT 2019

STATUS

editing

proposed

#10 by Michel Marcus at Sun Aug 18 01:38:09 EDT 2019

PROG

(PARI) a(n) = fromdigits(concat(digits(n!), digits(n)))/n; \\ Michel Marcus, Aug 18 2019

STATUS

proposed

editing

#9 by Michel Marcus at Sun Aug 18 00:54:55 EDT 2019

STATUS

editing

proposed

#8 by Michel Marcus at Sun Aug 18 00:54:48 EDT 2019

MAPLE

c:=proc(x, y) local s: s:=proc(m) nops(convert(m, base, 10)) end: x*10^s(y)+y: end: a:=n->c(n!, n)/n: seq(a(n), n=1..22); # c yields the concatenation of two positive integers (# _Emeric Deutsch)_, Aug 07 2005

STATUS

approved

editing

#7 by Harvey P. Dale at Sat Sep 10 14:04:15 EDT 2016

STATUS

editing

approved

#6 by Harvey P. Dale at Sat Sep 10 14:04:11 EDT 2016

MATHEMATICA

Table[(n!*10^IntegerLength[n]+n)/n, {n, 20}] (* Harvey P. Dale, Sep 10 2016 *)

STATUS

approved

editing

#5 by N. J. A. Sloane at Thu Dec 05 19:57:02 EST 2013

AUTHOR

_Amarnath Murthy (amarnath_murthy(AT)yahoo.com), _, Aug 01 2005

Discussion

Thu Dec 05

19:57

OEIS Server: https://oeis.org/edit/global/2075

#4 by Russ Cox at Sat Mar 31 10:26:37 EDT 2012

EXTENSIONS

More terms from Emeric Deutsch and _Erich Friedman (efriedma(AT)stetson.edu), _, Aug 07 2005

Discussion

Sat Mar 31

10:26

OEIS Server: https://oeis.org/edit/global/502

#3 by Russ Cox at Fri Mar 30 17:36:06 EDT 2012

EXTENSIONS

More terms from _Emeric Deutsch (deutsch(AT)duke.poly.edu) _ and Erich Friedman (efriedma(AT)stetson.edu), Aug 07 2005

Discussion

Fri Mar 30

17:36

OEIS Server: https://oeis.org/edit/global/173