32125

Appears in sequences

• Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 17.at n=15A031605
• Numbers whose base-4 representation contains exactly four 1's and four 3's.at n=27A045133
• Numbers k such that 37*2^k-1 is prime.at n=5A050544
• Numbers k such that k | 10^k + 9^k + 8^k + 7^k + 6^k + 5^k + 4^k + 3^k + 2^k + 1^k.at n=24A056739
• Number of (n+1) X 3 0..2 matrices with each 2 X 2 subblock idempotent.at n=15A224670
• a(n) is the smallest integer >= a(n-1) such that prime(n)*2^a(n)-1 is a prime number.at n=11A258868