A102387 - OEIS

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A102387

a(n) is the smallest number m such that 2^m contains the first n decimal digits of Pi.

5, 17, 74, 144, 144, 2003, 2003, 37929, 82810, 161449 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,1`
	FORMULA	`a(n) = A030000(A011545(n)).`
	EXAMPLE	`The first number is 5 because 2^5 is 32, which contains 3, the first digit of Pi.`
	CROSSREFS	`Cf. A030000, A011545.` `Sequence in context: A149721 A149722 A166228 * A149723 A149724 A149725` `Adjacent sequences: A102384 A102385 A102386 * A102388 A102389 A102390`
	KEYWORD	`base,nonn`
	AUTHOR	`Sergei Bernstein (sergeibernstein(AT)gmail.com), Feb 22 2005`

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Last modified February 15 08:15 EST 2012. Contains 205725 sequences.