394680

Appears in sequences

• Numbers that can be expressed as the difference of the squares of primes in exactly twelve distinct ways.at n=5A092008
• a(n) = (n+1)*(n+2)^3*(n+3)*(2n+3)*(2n+5)/360.at n=10A107970
• Coefficients of certain power series associated with Atkin polynomials (see Kaneko-Zagier reference for precise definition).at n=2A145492
• Numbers with prime factorization p*q*r*s*t*u^3 (where p, q, r, s, t, u are distinct primes).at n=20A190378
• a(n) = 6*binomial(n+1,5).at n=21A253945
• Numbers n such that the multiplicative group modulo n is the direct product of 7 cyclic groups.at n=23A272597
• a(n) = 2^n * Sum_{k=0..n} Product_{j=1..k} (2/j)^((-1)^j).at n=15A328002