1255800

Appears in sequences

• Numbers that can be expressed as the difference of the squares of primes in exactly thirteen distinct ways.at n=17A092009
• a(n) = gcd(n!, binomial(2n,n)).at n=38A135322
• a(n) = binomial(2*n, n) / Product(p prime | n < p <= 2*n).at n=38A263931
• El Gradechi's hybrid coefficients alpha^{4,6}_n.at n=12A331769
• a(n) is the smallest positive integer k, such that set of pairwise gcd of k, k+1, ..., k+n has a cardinality of n.at n=25A356371