Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A088200
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A088200 Members of the difference sequence (A088197) of LQnR(p_n) (A088196) where it is <= 0. +0
9
-2, -2, -4, -2, -2, -4, -2, -4, -2, 0, -4, -4, -4, -2, -4, -2, -2, -10, -2, -4, 0, -4, -4, -8, -10, -2, -4, 0, -4, -2, -4, -4, -4, -2, -4, 0, -4, -6, -4, 0, -8, -4, -2, -2, 0, -4, -4, -4, -10, -2, -14, -2, 0, 0, -6, -4, -4, 0, -10, -2, 0, -4, -10, -4, -2, 0, -4, -2, -2, -6, -2, -4, 0, -2, -4, -4, -10, -8, -2, 0, 0, -8, -4, -8, -4, 0, -2 (list; graph; listen)
OFFSET

1,1

COMMENT

The members of the sequence are always even (conjectured!)

PROGRAM

(PARI) qnrp_d_nm(n)= {/* The difference sequence of LQnR where the sequence of the largest QnR modulo the primes is non monotonic */ local(k=1, m, p, fl, jj, j, v=[]); for(i=2, n, m=0; p=prime(i); jj=0; fl=2^p-1; j=2; while((j<=(p-1)/2), jj=(j^2)%p; fl-=2^jj; j++); j=p-1; while(m==0, if(bitand(2^j, fl), m=j); j--); if(m-k<=0, v=concat(v, m-k)); k=m); print(v)}

CROSSREFS

Cf. A088194, A088196, A088197, A088198, A088199, A088201.

Sequence in context: A077636 A057000 A090047 this_sequence A073103 A069177 A077659

Adjacent sequences: A088197 A088198 A088199 this_sequence A088201 A088202 A088203

KEYWORD

sign

AUTHOR

Ferenc Adorjan (fadorjan(AT)freemail.hu), Sep 23 2003

page 1

Search completed in 0.002 seconds

Lookup | Welcome | Find friends | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
More pages | Superseeker | Maintained by N. J. A. Sloane (njas@research.att.com)

Last modified November 27 22:38 EST 2009. Contains 167602 sequences.


AT&T Labs Research