id:A152177 - OEIS Search Results

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Smallest prime factor of G+n, where G is any sufficiently large power tower of 3, e.g., Graham's number.

+0
2

3, 2, 11, 2, 61094071, 2, 3, 2, 5, 2, 17, 2, 3, 2, 41, 2, 147331, 2, 3, 2, 19, 2, 7, 2, 3, 2, 101117, 2, 5, 2, 3, 2, 293, 2 (list; graph; listen)

	OFFSET	`0,1`
	EXAMPLE	`a(2) = 11 because 3^3^3^... + 2 = 0 (mod 11).`
	CROSSREFS	`Cf. A152178` `Sequence in context: A088302 A074199 A153187 this_sequence A110326 A112061 A013945` `Adjacent sequences: A152174 A152175 A152176 this_sequence A152178 A152179 A152180`
	KEYWORD	`nonn`
	AUTHOR	`Karl Heuer (kwzh(AT)gnu.org), Nov 28 2008`

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Last modified November 30 13:13 EST 2009. Contains 167758 sequences.