A093634 - OEIS

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A093634

Primes of the form 9*10^n + R_n, where R_n is the repunit (A002275) of length n.

911, 911111, 911111111111111111111, 911111111111111111111111111111111111111111, 911111111111111111111111111111111111111111111111 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,1`
	LINKS	`H. C. Williams, Some primes with interesting digit patterns, Math. Comp. vol 32 no 144 (1978) pp 1306-1310, Table 2, r=9.`
	CROSSREFS	`Cf. A056726 (corresponding n).` `Sequence in context: A068261 A119520 A145646 * A189182 A074887 A029897` `Adjacent sequences: A093631 A093632 A093633 * A093635 A093636 A093637`
	KEYWORD	`nonn`
	AUTHOR	`Rick L. Shepherd (rshepherd2(AT)hotmail.com), Apr 06 2004`

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Last modified February 14 04:29 EST 2012. Contains 205570 sequences.