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A095101 Integers n of the form 4k+3 for which some of the sums Sum_{i=1..u} J(i/n) (with u ranging from 1 to (n-1)) is negative, where J(i/n) is Jacobi symbol of i and n. 6
19, 43, 51, 67, 91, 99, 107, 115, 123, 127, 139, 147, 155, 163, 179, 187, 195, 203, 207, 211, 219, 223, 227, 235, 247, 259, 267, 275, 283, 291, 307, 315, 323, 331, 339, 347, 355, 367, 379, 387, 403, 411, 423, 427, 435, 443, 451, 459, 463, 467 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

COMMENTS

Integers whose Jacobi-vector does not form a valid Motzkin-path.

LINKS

A. Karttunen and J. Moyer, C-program for computing the initial terms of this sequence

CROSSREFS

a(n) = 4*A095275(n)+3.Subset: A095103. Complement of A095100 in A004767. Cf. A095091.

Sequence in context: A094841 A001986 A139811 * A162856 A095086 A095079

Adjacent sequences:  A095098 A095099 A095100 * A095102 A095103 A095104

KEYWORD

nonn

AUTHOR

Antti Karttunen (his-firstname.his-surname(AT)iki.fi) and Jun 01 2004

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Last modified February 17 15:57 EST 2012. Contains 206050 sequences.