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Search: id:A059449
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A059449 a(n)! begins with 2^n. +0
2
1, 2, 8, 14, 89, 164, 18, 266, 304, 292, 2522, 557, 26438, 27045, 57134, 21936 (list; graph; listen)
OFFSET

0,2

MATHEMATICA

Do[ a = 2^n; b = Floor[ N[ Log[ 10, a ] ] + 1 ]; k = 1; While[ c = Floor[ N[ Log[ 10, k! ] ] + 1 ]; a != (k! - Mod[ k!, 10^(c - b) ] )/10^(c - b), k++ ]; Print[ k ], {n, 0, 20} ]

CROSSREFS

Cf. A058885.

Sequence in context: A111001 A055258 A054981 this_sequence A140973 A065907 A031272

Adjacent sequences: A059446 A059447 A059448 this_sequence A059450 A059451 A059452

KEYWORD

nonn,base

AUTHOR

Robert G. Wilson v (rgwv(AT)rgwv.com), Feb 02 2001

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Last modified November 24 23:16 EST 2009. Contains 167481 sequences.


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