id:A089288 - OEIS Search Results

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Euler's totient of floor(pi*10^n), pi=3.14....

+0
2

2, 30, 156, 2088, 24480, 314158, 1570792, 15697800, 142466688, 2074821104, 20847434400, 157079632678, 2899112679360, 31222486232352, 306850390136136, 2887898768697600, 13458068181774720, 314159264051394168 (list; graph; listen)

	OFFSET	`0,1`
	COMMENT	`a(n)=A000010(A011545(n)).`
	CROSSREFS	`Cf. A000796.` `Sequence in context: A085637 A157870 A078838 this_sequence A154413 A007030 A157054` `Adjacent sequences: A089285 A089286 A089287 this_sequence A089289 A089290 A089291`
	KEYWORD	`nonn`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Oct 30 2003`

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.

AT&T Labs Research