id:A077633 - OEIS Search Results

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LCM of terms in periodic part of continued fraction expansion of square root of -1+2^n.

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1, 2, 4, 6, 30, 14, 462, 30, 924, 62, 360, 126, 88623545610600, 254, 5364840, 510, 214057116, 1022, 473045752778491241949600, 2046, 3968969477588889464597306400, 4094, 16579321550270765937400453704000 (list; graph; listen)

	OFFSET	`1,2`
	MATHEMATICA	`Table[Apply[LCM, Last[ContinuedFraction[Sqrt[ -1+2^u]]]], {u, 1, 25}]`
	CROSSREFS	`Cf. A077624-A077635.` `Sequence in context: A086172 A141526 A106274 this_sequence A006933 A046847 A121069` `Adjacent sequences: A077630 A077631 A077632 this_sequence A077634 A077635 A077636`
	KEYWORD	`nonn`
	AUTHOR	`Labos E. (labos(AT)ana.sote.hu), Nov 13 2002`

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Last modified December 17 23:40 EST 2009. Contains 171025 sequences.

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