This site is supported by donations to The OEIS Foundation.

 Annual appeal: Please make a donation to keep the OEIS running! Over 6000 articles have referenced us, often saying "we discovered this result with the help of the OEIS". Other ways to donate

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A165603 Numbers of the form 4n+3 for which Sum_{i=0..(2n+1)} J(i,4n+3) = 0, where J(i,m) is the Jacobi symbol. 7
 99, 147, 207, 275, 315, 423, 475, 507, 531, 639, 747, 775, 847, 855, 891, 931, 963, 975, 1071, 1083, 1179, 1275, 1287, 1323, 1395, 1475, 1503, 1519, 1611, 1719, 1775, 1827, 1863, 1935, 1975, 2043, 2151, 2259, 2275, 2299, 2303, 2367, 2475, 2583 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 COMMENTS Integers of type 4n+3 whose midpoint height of Jacobi-bridge (A165601) is zero. LINKS A. Karttunen, Table of n, a(n) for n = 0..21422 CROSSREFS a(n) = A004767(A165602(n)). Cf. A165463, A165603, A165608. Sequence in context: A133650 A045298 A039446 * A095420 A064112 A185498 Adjacent sequences:  A165600 A165601 A165602 * A165604 A165605 A165606 KEYWORD nonn AUTHOR Antti Karttunen, Oct 06 2009 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent | More pages
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified December 16 07:41 EST 2017. Contains 296076 sequences.