id:A104045 - OEIS Search Results

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Numbers n such that n9 is prime and n is a multiple of ten.

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10, 40, 50, 70, 80, 100, 110, 140, 160, 170, 230, 260, 290, 310, 320 (list; graph; listen)

	OFFSET	`1,1`
	EXAMPLE	`If t=10, then t9 = 109 (prime).` `If t=160, then t9 = 1609 (prime).` `If t=320, then t9 = 3209 (prime).`
	CROSSREFS	`Sequence in context: A074225 A055514 A055233 this_sequence A102546 A108777 A000132` `Adjacent sequences: A104042 A104043 A104044 this_sequence A104046 A104047 A104048`
	KEYWORD	`base,nonn`
	AUTHOR	`Parthasarathy Nambi (PachaNambi(AT)yahoo.com), Mar 01 2005`

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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.