6082560

Appears in sequences

• a(n) = 2^n*(2*n)!/((n+1)!).at n=6A152029
• The lower left triangle of the ED1 array A167546.at n=32A167557
• E.g.f.: 1 + Sum_{n>=1} 2*cosh(n*x) * x^(n^2).at n=12A196354
• a(n) is the lowest nonnegative exponent k such that n!^k is the product of the divisors of n!.at n=33A344687
• a(n) = Sum_{k=0..floor(n/3)} 2^k * 3^(n-3*k) * binomial(k,4*(n-3*k)).at n=37A392074