

A076934


Smallest integer of the form n/k!.


12



1, 1, 3, 2, 5, 1, 7, 4, 9, 5, 11, 2, 13, 7, 15, 8, 17, 3, 19, 10, 21, 11, 23, 1, 25, 13, 27, 14, 29, 5, 31, 16, 33, 17, 35, 6, 37, 19, 39, 20, 41, 7, 43, 22, 45, 23, 47, 2, 49, 25, 51, 26, 53, 9, 55, 28, 57, 29, 59, 10, 61, 31, 63, 32, 65, 11
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OFFSET

1,3


COMMENTS

Or n divided by the largest factorial divisor of n. Or smallest r such that n/r is a factorial number.
Positions of ones are the factorial numbers A000142. Is every positive integer in this sequence?  Gus Wiseman, May 15 2019


LINKS

Table of n, a(n) for n=1..66.


MATHEMATICA

Table[n/Max@@Intersection[Divisors[n], Array[Factorial, n]], {n, 100}] (* Gus Wiseman, May 15 2019 *)


CROSSREFS

Cf. A000142, A011371, A022559, A071626, A115627, A135291.
Cf. A325272, A325273, A325508, A325509, A325543, A325544.
Sequence in context: A051543 A265574 A129538 * A111701 A093527 A088233
Adjacent sequences: A076931 A076932 A076933 * A076935 A076936 A076937


KEYWORD

easy,nonn


AUTHOR

Amarnath Murthy, Oct 19 2002


STATUS

approved



