id:A038906 - OEIS Search Results

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31 is not a square mod p.

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7, 13, 17, 19, 29, 37, 47, 53, 59, 61, 67, 71, 73, 89, 103, 107, 131, 137, 163, 181, 191, 197, 211, 227, 229, 241, 269, 277, 283, 307, 311, 313, 337, 353, 359, 379, 389, 401, 409, 419, 431, 433, 439, 443, 449, 457 (list; graph; listen)

	OFFSET	`0,1`
	COMMENT	`Also, only entries p=1 (mod 4) of the sequence are not squares mod 31 (from the quadratic reciprocity law). - Lekraj Beedassy (blekraj(AT)yahoo.com), Jul 21 2004`
	CROSSREFS	`Sequence in context: A079697 A079695 A079698 this_sequence A097959 A156543 A090863` `Adjacent sequences: A038903 A038904 A038905 this_sequence A038907 A038908 A038909`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified December 7 08:40 EST 2009. Contains 170430 sequences.

AT&T Labs Research