id:A050832 - OEIS Search Results

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Numbers n such that 161*2^n-1 is prime.

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2, 6, 18, 22, 34, 54, 98, 122, 146, 222, 306, 422, 654, 682, 862, 1010, 1346, 1582, 7890, 9714, 12498, 21742, 27810, 34798, 74382, 97746, 205370, 249710, 371426, 394974, 447330 (list; graph; listen)

	OFFSET	`1,1`
	LINKS	`Ray Ballinger and Wilfrid Keller, List of primes k.2^n + 1 for k < 300` `Wilfrid Keller, List of primes k.2^n - 1 for k < 300` `Index entries for sequences of n such that k2^n-1 (or k2^n+1) is prime` `Kosmaj, Riesel list k<300.`
	CROSSREFS	`Sequence in context: A077630 A045962 A127257 this_sequence A032649 A066286 A034881` `Adjacent sequences: A050829 A050830 A050831 this_sequence A050833 A050834 A050835`
	KEYWORD	`hard,nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Dec 29 1999`
	EXTENSIONS	`More terms from Herman Jamke (hermanjamke(AT)fastmail.fm), Jan 02 2008`

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Last modified December 13 23:45 EST 2009. Contains 170824 sequences.

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