17418240

Appears in sequences

• Denominators of coefficients for numerical integration.at n=11A002209
• Product of nonzero digits of A066551(n).at n=17A066583
• Denominator of the coefficient of x^n in log(-log(1-x)/x).at n=10A075267
• a(n) = (n-c_1)(n-c_2)...(n-c_k) where c_k is the k-th composite number and is also the largest composite number < n.at n=17A080498
• Denominator of Integrate_{x=0..n} binomial (x, n) dx.at n=11A094370
• Denominator of Cotesian number C(n,0).at n=11A100621
• Triangle read by rows: T(n,m) = A094310(n,m)*A120070(n+1,m), 1 <= m <= n.at n=37A165969
• Denominators of coefficients in Taylor series expansion of log(cosec(x)*log(x+1)).at n=11A202379
• Denominators of coefficients in Taylor series expansion of log(cotan(x)*log(x+1)).at n=11A202619
• a(n) = A203418(n+1)/A203418(n).at n=8A203419
• Sum of the cumulative sums of all the permutations of divisors of number n.at n=41A246916
• Denominators of coefficients in Taylor series expansion of log(arcsin(x)/log(x+1)).at n=11A278563
• a(n) is the minimal product of a positive integer sequence of length n with no duplicate substrings of length greater than 1, and every number different from its neighbors.at n=20A282169
• a(n) is the minimal product of a positive integer sequence of length n with no duplicate substrings (forward or backward) of length greater than 1, and no self-adjacent terms.at n=16A282170
• a(n) is the minimal product of a positive integer sequence of length n with no duplicate substrings (forward or backward) of length greater than 1.at n=18A282193
• The number of positive integer sequences of length n with no duplicate substrings of length greater than 1 and a minimal product (= A282164(n)).at n=22A283557
• Numbers n such that lcm(sigma(n), n) = tau(n) * sigma(n) where sigma(k) = the sum of the divisors of k (A000203) and tau(k) = the number of divisors of k (A000005).at n=13A306655
• Fourier coefficients of Eisenstein series of degree 2 and weight 4: a(n) = coefficient of the matrix [n, 1/2; 1/2, 1] with determinant n-1/4.at n=11A323990
• Numbers m > 1 such that for all k > 1, m can be written as a product of factorials without using k!.at n=27A359751
• Maximum possible product of differences of every pair in a set of nonnegative integers with sum n.at n=20A382328