A057613 - OEIS

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A057613

Numbers that are both lucky numbers (A000959) and of form 2^k-1.

1, 3, 7, 15, 31, 63, 127, 511, 1023, 4095, 8191, 131071, 524287, 2097151, 4194303, 8388607, 33554431 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,2`
	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 (6284968128(AT)geocities.co.jp), Oct 09 2000`
	EXTENSIONS	`More terms from Mark Weston (mweston(AT)uvic.ca), Oct 16 2001`

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Last modified February 14 05:09 EST 2012. Contains 205570 sequences.