id:A062736 - OEIS Search Results

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Primes of form Sum_{k=1..n} prime(k)+1.

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3, 7, 13, 47, 109, 139, 251, 397, 457, 587, 659, 733, 1187, 1291, 1399, 2161, 2311, 2621, 2953, 3307, 4073, 4273, 4937, 5167, 5641, 7477, 7759, 10259, 10607, 10957, 11311, 12413, 13177, 13567, 15619, 20639, 23167, 24781, 25339, 25903, 28211 (list; graph; listen)

	OFFSET	`1,1`
	EXAMPLE	`a(4)= 47 because 3+4+6+8+12+14 = 47.`
	PROGRAM	`(PARI) je=[]; for(n=1, 350, x=sum(k=1, n, prime(k)+1); if(isprime(x), je=concat(je, x))); je`
	CROSSREFS	`Sequence in context: A086208 A090968 A020641 this_sequence A103564 A083201 A004060` `Adjacent sequences: A062733 A062734 A062735 this_sequence A062737 A062738 A062739`
	KEYWORD	`nonn`
	AUTHOR	`Jason Earls (zevi_35711(AT)yahoo.com), Jul 12 2001`

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Last modified December 4 14:15 EST 2008. Contains 151279 sequences.

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