A077009 - OEIS

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A077009

Jacobi symbol(phi(2n+1),2n+1).

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

	OFFSET	`0,1`
	COMMENTS	`Jacobi symbol(n,m) is defined only for (positive) odd numbers m.`
	MATHEMATICA	`Table[JacobiSymbol[EulerPhi[2 j + 1], 2 j + 1], {j, 0, 99}]`
	CROSSREFS	`Sequence in context: A106467 A106468 A030317 * A078556 A144093 A143200` `Adjacent sequences: A077006 A077007 A077008 * A077010 A077011 A077012`
	KEYWORD	`sign`
	AUTHOR	`Joseph L. Pe (joseph_l_pe(AT)hotmail.com), Nov 28 2002`

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Last modified February 15 12:25 EST 2012. Contains 205786 sequences.