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A010403 Squares mod 42. 0
0, 1, 4, 7, 9, 15, 16, 18, 21, 22, 25, 28, 30, 36, 37, 39 (list; graph; refs; listen; history; internal format)
OFFSET

1,3

PROG

(Other) sage: [quadratic_residues(42)]# [From Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), May 24 2009]

CROSSREFS

Sequence in context: A187898 A032778 A010383 * A032709 A024797 A010424

Adjacent sequences:  A010400 A010401 A010402 * A010404 A010405 A010406

KEYWORD

nonn,fini,full

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified February 14 06:58 EST 2012. Contains 205577 sequences.