id:A126802 - OEIS Search Results

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Numbers n =d1+10d2+100d3+...+10^p dp such that "prime(1)*d1+prime(2)*d2+...+prime(p)*dp" is prime.

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1, 10, 11, 12, 14, 15, 17, 18, 31, 32, 34, 35, 37, 51, 52, 54, 57, 58, 71, 74, 75, 78, 91, 92, 95, 97, 98, 100, 101, 103, 104, 106, 107, 109, 120, 121, 123, 124, 126, 129, 140, 141, 143, 146, 147, 160, 163, 164, 167, 169, 180, 181, 184, 186, 187, 189, 210, 212, 213 (list; graph; listen)

	OFFSET	`1,2`
	FORMULA	`For example 387 gives 72+83+3*5=53, a prime.`
	CROSSREFS	`Sequence in context: A058948 A108584 A098605 this_sequence A075775 A031089 A110186` `Adjacent sequences: A126799 A126800 A126801 this_sequence A126803 A126804 A126805`
	KEYWORD	`nonn`
	AUTHOR	`Yalcin Aktar (aktaryalcin(AT)msn.com), Feb 21 2007`

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Last modified December 8 08:31 EST 2009. Contains 170430 sequences.

AT&T Labs Research