A076404 - OEIS

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A076404

Odd/even-parity of n-th perfect power.

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

	OFFSET	`1,1`
	REFERENCES	`C. J. Glasby, S. P. Glasby, F. Pleijel, (http://dx.doi.org/10.1098/rspb.2008.0418 Worms by number), Proc. Roy. Soc. B, Proc. Biol. Sci. 275 (1647) (2008) 2071-2076.`
	LINKS	`Eric Weisstein's World of Mathematics, Perfect Powers.`
	FORMULA	`A001597(n) mod 2.`
	CROSSREFS	`Sequence in context: A114591 A174889 A005171 * A010059 A143580 A011749` `Adjacent sequences: A076401 A076402 A076403 * A076405 A076406 A076407`
	KEYWORD	`nonn`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Oct 09 2002`

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Last modified February 15 09:54 EST 2012. Contains 205763 sequences.