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A057613 Numbers that are both lucky numbers (A000959) and of form 2^k-1. 0
1, 3, 7, 15, 31, 63, 127, 511, 1023, 4095, 8191, 131071, 524287, 2097151, 4194303, 8388607, 33554431 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..17.

CROSSREFS

Cf. A000959.

Sequence in context: A123121 A117060 A178460 * A174743 A146686 A178459

Adjacent sequences:  A057610 A057611 A057612 * A057614 A057615 A057616

KEYWORD

nonn

AUTHOR

Naohiro Nomoto, Oct 09 2000

EXTENSIONS

More terms from Mark Weston (mweston(AT)uvic.ca), Oct 16 2001

STATUS

approved

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Last modified March 19 17:38 EDT 2019. Contains 321330 sequences. (Running on oeis4.)