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 A088193 Prime numbers where the sequence of largest quadratic residues modulo the primes (A088190) is non-monotonic. 7
 3, 7, 31, 71, 103, 151, 199, 239, 271, 311, 359, 463, 599, 719, 823, 839, 911, 1063, 1231, 1279, 1303, 1439, 1559, 1871, 1879, 1951, 1999, 2143, 2239, 2311, 2351, 2383, 2399, 2551, 2711, 2791, 3191, 3391, 3463, 3559, 3583, 3823, 3911, 3919, 4079, 4159 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS From the second term on, these primes are always ==7 mod 8. (Tested for the first 20000 primes) LINKS Table of n, a(n) for n=1..46. PROG (PARI) qrp_p_nm(to)= {/* The primes where the sequence of the largest QR modulo the primes is non-monotonic */ local(m, k=1, p, v=[]); for(i=2, to, m=1; p=prime(i); j=2; while((j<=(p-1)/2)&&(m

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Last modified May 20 06:19 EDT 2024. Contains 372703 sequences. (Running on oeis4.)