id:A052494 - OEIS Search Results

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Number of different primes that can be formed by permuting digits of n-th prime.

+0
2

1, 1, 1, 1, 1, 2, 2, 1, 1, 1, 2, 2, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 1, 1, 2, 1, 1, 2, 1, 3, 2, 3, 3, 2, 4, 1, 3, 3, 3, 3, 4, 2, 2, 2, 4, 3, 1, 1, 1, 1, 1, 2, 2, 2, 1, 1, 1, 2, 2, 2, 2, 2, 1, 3, 2, 3, 2, 3, 2, 2, 1, 3, 2, 3, 4, 1, 3, 4, 1, 1, 4, 2, 1, 1, 2, 1, 1, 2, 2, 2, 2, 2, 1, 4, 1, 1, 1, 2, 1, 1, 2, 1, 2, 2, 3 (list; graph; listen)

	OFFSET	`2,6`
	EXAMPLE	`a(75)=4 because the digits in 379 may be arranged to form a total of 4 primes: 379, 397, 739 and 937.`
	CROSSREFS	`A039999, A046810.` `Sequence in context: A064892 A083019 A137865 this_sequence A039998 A000999 A025451` `Adjacent sequences: A052491 A052492 A052493 this_sequence A052495 A052496 A052497`
	KEYWORD	`base,easy,nonn`
	AUTHOR	`Enoch Haga (Enokh(AT)comcast.net), Mar 16 2000`

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Last modified March 20 09:10 EDT 2010. Contains 173642 sequences.

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