id:A087965 - OEIS Search Results

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-1+2^n is divisible by (n-1).

+0
1

2, 4, 16, 36, 120, 256, 456, 1296, 2556, 2704, 3816, 3856, 4356, 5544, 6480, 8008, 9216, 10440, 10620, 11952, 16212, 22896, 23436, 26320, 26796, 27840, 28680, 35208, 43056, 44100, 47520, 47880, 49680, 51120, 57240, 61920, 62568, 63168, 63936 (list; graph; listen)

	OFFSET	`1,1`
	FORMULA	`Solutions to Mod[ -1+2^x, x-1]=0.`
	CROSSREFS	`Cf. A006521.` `Adjacent sequences: A087962 A087963 A087964 this_sequence A087966 A087967 A087968` `Sequence in context: A053038 A001088 A101926 this_sequence A074411 A000216 A110998`
	KEYWORD	`nonn`
	AUTHOR	`Labos E. (labos(AT)ana.sote.hu), Sep 22 2003`

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Last modified May 16 01:24 EDT 2008. Contains 139630 sequences.

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