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A136774 n! never ends in this many 0's in base 16. 9
62, 94, 110, 118, 126, 158, 174, 182, 190, 206, 214, 222, 230, 238, 254, 286, 302, 310, 318, 334, 342, 350, 358, 366, 382, 398, 406, 414, 422, 430, 446, 454, 462, 478, 510, 542, 558, 566, 574, 590, 598, 606, 614, 622, 638, 654, 662, 670, 678, 686, 702, 710 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Robert G. Wilson v, Table of n, a(n) for n = 1..1000

FORMULA

Conjecture: a(n) ~ 16n. This holds with probability 1 in a random model. - Charles R Greathouse IV, Sep 22 2016

PROG

(PARI) is(n)=my(t=4*n+2, s=1-hammingweight(n)); while(s<0, s+=valuation(t+=2, 2)); s>3 \\ Charles R Greathouse IV, Sep 22 2016

CROSSREFS

Cf. A000142, A136766, A136702, A000966, A055938, A096346, A136767, A136768, A136769, A136770, A136771, A136772, A136773.

Sequence in context: A282241 A114966 A104078 * A207145 A044249 A044630

Adjacent sequences:  A136771 A136772 A136773 * A136775 A136776 A136777

KEYWORD

base,nonn

AUTHOR

Carl R. White, Jan 21 2008

STATUS

approved

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Last modified May 24 21:25 EDT 2017. Contains 287008 sequences.