id:A102444 - OEIS Search Results

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Smallest number m such that A102442(m)=n.

+0
2

1, 5, 11, 23, 47, 149, 359, 719, 1439, 2879, 12097, 24197, 48407, 96821, 193649, 968237, 2614327, 5809201, 11618413, 25055857, 75167579, 225502703, 451005407, 2109888899, 4510054327, 14500925539, 43502776619, 87005553241, 174011106487 (list; graph; listen)

	OFFSET	`1,2`
	COMMENT	`Primes: a(n+1) > 2*a(n).`
	CROSSREFS	`Cf. A102440.` `A056637 describes another iteration that reduces primes to 2 and 3.` `Adjacent sequences: A102441 A102442 A102443 this_sequence A102445 A102446 A102447` `Sequence in context: A156109 A107010 A052940 this_sequence A132177 A046138 A024829`
	KEYWORD	`nonn`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Jan 09 2005`
	EXTENSIONS	`More terms from David Wasserman (dwasserm(AT)earthlink.net), Apr 04 2008`

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Last modified November 8 20:39 EST 2009. Contains 166234 sequences.

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