A152228 - OEIS

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A152228

2-adic expansion of log(5).

0, 0, 1, 1, 1, 1, 1, 0, 0, 1, 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 1, 1, 0, 1, 1, 1, 0, 0, 0, 1, 1, 1, 0, 0, 1, 0, 1, 0, 0, 1, 0, 1, 1, 1, 0, 1, 0, 1, 1, 0, 0, 0, 1, 1, 0, 1, 0, 1, 1, 0, 0, 0, 1, 1, 0, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 0, 1, 0 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`0,1`
	LINKS	`Table of n, a(n) for n=0..104.`
	EXAMPLE	`log(5) (2-adic) = ...0001110110010010000000011100100010011001111100 (base 2).` `log(5) (2-adic) = 2^2 + 2^3 + 2^4 + 2^5 + 2^6 + 2^9 + 2^10 + 2^13 +...` `exp( log(5) (2-adic) ) = 101 (base 2) = 5.`
	PROG	`(PARI) a(n)=(truncate( log(5+2*O(2^n)) )%2^(n+1))\2^n`
	CROSSREFS	`Sequence in context: A095190 A131735 A131736 * A086823 A104121 A179770` `Adjacent sequences: A152225 A152226 A152227 * A152229 A152230 A152231`
	KEYWORD	`base,nonn`
	AUTHOR	`Paul D. Hanna, Nov 29 2008`
	STATUS	`approved`

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Last modified May 24 20:57 EDT 2013. Contains 225631 sequences.