A129284 - OEIS

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A129284

A129150(n) / 4.

2, 3, 4, 8, 20, 44, 92, 188, 380, 856, 2148, 5024, 17616, 58768, 176320, 755904, 3305920, 13885184 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,1`
	FORMULA	`a(n+1) = A129283(a(n)), a(0) = 2.` `a(n+1)=a(n)+a'(n), with a(0)=2. [From Paolo P. Lava (paoloplava(AT)gmail.com), Feb 08 2010]`
	CROSSREFS	`Cf. A129285, A129286, A051674.` `Sequence in context: A102276 A105055 A108506 * A100997 A128657 A091930` `Adjacent sequences: A129281 A129282 A129283 * A129285 A129286 A129287`
	KEYWORD	`nonn`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Apr 07 2007`

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Last modified February 17 06:27 EST 2012. Contains 205998 sequences.