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Search: id:A104603
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A104603 Numbers M such that M = m + 2^k = m * b(k) for m < 2^k where b is A050376. +0
1
3, 10, 36, 544, 18518801667747479552 (list; graph; listen)
OFFSET

1,1

FORMULA

m = 2^k / (b_k -1)

EXAMPLE

36 = 4 + 2^5 = 4 * b(5) where b(5)=9.

CROSSREFS

Sequence in context: A129247 A081921 A010373 this_sequence A080625 A138807 A105284

Adjacent sequences: A104600 A104601 A104602 this_sequence A104604 A104605 A104606

KEYWORD

nonn

AUTHOR

Tomasz Ordowski (ordot(AT)poczta.onet.pl), Apr 21 2005

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.


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