id:A066208 - OEIS Search Results

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All primes that divide n are of the form p(2k-1), where p(k) is k-th prime.

+0
1

2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 23, 25, 31, 32, 34, 40, 41, 44, 46, 47, 50, 55, 59, 62, 64, 67, 68, 73, 80, 82, 83, 85, 88, 92, 94, 97, 100, 103, 109, 110, 115, 118, 121, 124, 125, 127, 128, 134, 136, 137, 146, 149, 155, 157, 160, 164, 166, 167, 170, 176 (list; graph; listen)

	OFFSET	`0,1`
	EXAMPLE	`20 is included because 20 = 2^2 * 5 = p(1)^2 * p(3) and 1 and 3 are both odd.`
	CROSSREFS	`Sequence in context: A047261 A102798 A004612 this_sequence A018699 A073628 A067938` `Adjacent sequences: A066205 A066206 A066207 this_sequence A066209 A066210 A066211`
	KEYWORD	`nonn`
	AUTHOR	`Leroy Quet (qq-quet(AT)mindspring.com), Dec 16 2001`

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Last modified August 29 17:54 EDT 2008. Contains 143238 sequences.

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