82471

Properties

Appears in sequences

• Smallest prime p == 7 mod 8 (A007521) and p > prime(n+2) such that p is a quadratic residue mod the first n odd primes 3, 5, 7, 11, ..., prime(n+1), and p is a quadratic non-residue mod prime(n+2).at n=9A096640
• Number of partitions of n in which two summands (of each size) are designated.at n=30A255180
• Indices of records in A028832.at n=40A374232
• a(n) is the largest prime p such that b(n) = b(n-1)*(p+1)/(p-1) is an integer (A385959), where b(0) = 1.at n=43A385958
• Prime numbersat n=8061