57457

Properties

Appears in sequences

• Smallest prime > 2n+1 beginning and ending with 2n+1, or 0 if no such prime exists.at n=28A070278
• Smallest prime beginning and ending in 2n+1 or 0 if no such prime exists.at n=28A071234
• Primes that are a concatenation of 5, 7 and a prime.at n=31A101249
• Primes of the form 2*n^2+6*n+1.at n=28A176549
• Expansion of e.g.f. exp(x+x^3+x^5).at n=8A191237
• Number of 2 X 2 matrices having all elements in {0,1,...,n} and determinant = 0 (mod 3).at n=18A211033
• Primes having only {4, 5, 7} as digits.at n=26A217039
• Primes of form n^2 + 4096.at n=36A256836
• Primes that can be generated by the concatenation in base 8, in ascending order, of two consecutive integers read in base 10.at n=22A287310
• Prime numbersat n=5824