id:A108854 - OEIS Search Results

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Numbers n such that 10*n - 127 is prime.

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13, 14, 15, 17, 18, 20, 21, 23, 24, 29, 30, 32, 35, 36, 39, 41, 42, 44, 48, 50, 51, 56, 57, 59, 63, 65, 69, 72, 74, 77, 78, 80, 81, 86, 87, 90, 95, 98, 99, 101, 108, 111, 114, 116, 119, 122, 123, 125, 128, 129, 132, 134, 135, 141, 143, 150, 155, 156, 158, 161, 162 (list; graph; listen)

	OFFSET	`1,1`
	EXAMPLE	`If n=13 then 10n - 127 = 3 (prime).` `If n=39 then 10n - 127 = 263 (prime).`
	MAPLE	`a:=proc(n) if isprime(10*n-127)=true then n else fi end: seq(a(n), n=0..200); (Deutsch)`
	CROSSREFS	`Sequence in context: A132580 A138596 A118140 this_sequence A106007 A048037 A054031` `Adjacent sequences: A108851 A108852 A108853 this_sequence A108855 A108856 A108857`
	KEYWORD	`nonn`
	AUTHOR	`Parthasarathy Nambi (PachaNambi(AT)yahoo.com), Jul 11 2005`
	EXTENSIONS	`More terms from Emeric Deutsch (deutsch(AT)duke.poly.edu), Jul 18 2005`

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Last modified December 18 21:37 EST 2009. Contains 171024 sequences.

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