id:A104387 - OEIS Search Results

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Larger of two successive primes the average of which is a repdigit.

+0
4

5, 7, 11, 101, 113, 4447, 111111113, 555555555559, 10000000000000061, 111111111111111131, 444444444444444469, 555555555555555555619, 777777777777777777777787, 333333333333333333333333333333373 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`Lesser primes A104388, repdigits A104389. What is the next term?`
	FORMULA	`a(n)=p[A104386(n)+1]`
	CROSSREFS	`Cf. A054268, A104386, A104388, A104389.` `Sequence in context: A091509 A027728 A086140 this_sequence A133761 A057659 A098040` `Adjacent sequences: A104384 A104385 A104386 this_sequence A104388 A104389 A104390`
	KEYWORD	`nonn,base`
	AUTHOR	`Zak Seidov (zakseidov(AT)yahoo.com), Mar 04 2005`
	EXTENSIONS	`More terms from Giovanni Resta (g.resta(AT)iit.cnr.it), Apr 05 2006`

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Last modified December 17 23:40 EST 2009. Contains 171025 sequences.

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