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A103672 Greatest m less than n such that in binary representation n! contains m!. 2
0, 1, 2, 3, 4, 3, 4, 7, 4, 5, 4, 5, 4, 4, 4, 15, 4, 4, 4, 6, 4, 5, 6, 4, 5, 4, 5, 4, 5, 6, 6, 31, 5, 5, 5, 4, 6, 5, 5, 5, 5, 5, 6, 5, 5, 4, 5, 5, 5, 5, 5, 5, 6, 5, 6, 5, 5, 6, 5, 5, 5, 5, 5, 63, 6, 5, 5, 5, 5, 5, 6, 5, 5, 6, 5, 5, 5, 5, 5, 5, 6, 5, 5, 5, 5, 6, 5, 5, 5, 5, 6, 5, 5, 6, 6, 5, 5, 5, 6, 7, 5, 6, 5, 5 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

COMMENTS

a(2^k) = 2^k - 1, a(A000079(k)) = A000225(k).

LINKS

Table of n, a(n) for n=1..104.

Index entries for sequences related to factorial numbers

Index entries for sequences related to binary expansion of n

CROSSREFS

Cf. A102730, A103671, A036603, A007088, A000142.

Sequence in context: A221356 A177329 A253852 * A309255 A201443 A291762

Adjacent sequences:  A103669 A103670 A103671 * A103673 A103674 A103675

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller, Feb 12 2005

STATUS

approved

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Last modified October 29 18:53 EDT 2020. Contains 338067 sequences. (Running on oeis4.)