id:A095215 - OEIS Search Results

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Beginning with 2, greatest prime divisor of the concatenation of all previous terms.

+0
2

2, 2, 11, 67, 3301, 670001, 670001, 2816573, 1962598272385996001, 13135299156148920427, 8195631610270280813458231 (list; graph; listen)

	OFFSET	`0,1`
	EXAMPLE	`Greatest prime divisor of 22 is 11, 2211 is 67.`
	CROSSREFS	`Sequence in context: A014220 A089544 A069648 this_sequence A076976 A058044 A128269` `Adjacent sequences: A095212 A095213 A095214 this_sequence A095216 A095217 A095218`
	KEYWORD	`base,more,nonn`
	AUTHOR	`Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Jun 10 2004`
	EXTENSIONS	`More terms from Robert Gerbicz (robert.gerbicz(AT)gmail.com), Jun 09 2007`

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Last modified November 24 19:42 EST 2009. Contains 167435 sequences.