login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 59th year, we have over 358,000 sequences, and we’ve crossed 10,300 citations (which often say “discovered thanks to the OEIS”).

Other ways to Give
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A025492 Fixed point reached by iterating the Kempner function A002034 starting at n. 2
1, 2, 3, 4, 5, 3, 7, 4, 3, 5, 11, 4, 13, 7, 5, 3, 17, 3, 19, 5, 7, 11, 23, 4, 5, 13, 3, 7, 29, 5, 31, 4, 11, 17, 7, 3, 37, 19, 13, 5, 41, 7, 43, 11, 3, 23, 47, 3, 7, 5, 17, 13, 53, 3, 11, 7, 19, 29, 59, 5, 61, 31, 7, 4, 13, 11, 67, 17, 23, 7, 71, 3, 73, 37, 5, 19, 11, 13, 79, 3, 3, 41, 83, 7, 17 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Reinhard Zumkeller, Table of n, a(n) for n = 1..10000

MATHEMATICA

k[n_] := (m=1; While[ !IntegerQ[m!/n], m++]; m); a[n_] := FixedPoint[k, n]; Table[ a[n], {n, 1, 85}] (* Jean-François Alcover, Mar 15 2012 *)

PROG

(Haskell)

a025492 n = fst $ until (uncurry (==)) (\(x, x') -> (a002034 x, x)) (n, 0)

-- Reinhard Zumkeller, Mar 09 2012

CROSSREFS

Cf. A002034, A025493.

Sequence in context: A345941 A088492 A345931 * A322445 A276035 A077004

Adjacent sequences: A025489 A025490 A025491 * A025493 A025494 A025495

KEYWORD

nonn,nice

AUTHOR

David W. Wilson

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified December 2 13:44 EST 2022. Contains 358510 sequences. (Running on oeis4.)