login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A090983 a(n) is the least nonsquare having square residues modulo each of the first n primes. 1
2, 3, 6, 15, 15, 91, 246, 399, 399, 399, 3045, 3045, 21099, 41155, 43059, 182919, 182919, 182919, 182919, 860574, 860574, 8042479, 8042479, 11993466, 11993466, 11993466, 78278655, 78278655, 78278655, 78278655 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..30.

CROSSREFS

Cf. A002189, A018883.

Sequence in context: A118986 A091138 A335260 * A198684 A293534 A066653

Adjacent sequences:  A090980 A090981 A090982 * A090984 A090985 A090986

KEYWORD

nonn

AUTHOR

Don Reble, Feb 28 2004

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
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified August 14 10:47 EDT 2020. Contains 336480 sequences. (Running on oeis4.)