id:A068387 - OEIS Search Results

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Prime coefficients in the Engel expansion of Pi = prime values in A006784(n).

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17, 19, 1236467, 12670930520527, 238010096542661, 1556215151728015474002572174232146034933078744209044582588391660602774177237968073343 (list; graph; listen)

	OFFSET	`1,1`
	PROGRAM	`PARI : 5000 significant digits s=asin(1)2; for(i=0, 1000, s=sceil(1/s)-1; if(isprime(ceil(1/s))==1, print1(ceil(1/s), ", ")); );`
	CROSSREFS	`Adjacent sequences: A068384 A068385 A068386 this_sequence A068388 A068389 A068390` `Sequence in context: A005808 A028489 A132242 this_sequence A134539 A034069 A116037`
	KEYWORD	`easy,nonn`
	AUTHOR	`Benoit Cloitre (benoit7848c(AT)orange.fr), Mar 03 2002`

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Last modified October 5 16:50 EDT 2008. Contains 144613 sequences.

AT&T Labs Research