85750

Appears in sequences

• Triangle of coefficients in expansion of (5+7x)^n.at n=18A013626
• a(n) = 2*n^3.at n=35A033431
• Triangle whose (i,j)-th entry is binomial(i,j)*7^(i-j)*5^j.at n=17A038271
• Triangle of coefficients of certain polynomials (exponents in decreasing order).at n=31A046757
• G.f.: A(x) = exp( 2*Sum_{n>=1} A006519(n)^2 * x^n/n ), where A006519(n) = highest power of 2 dividing n.at n=22A162581
• Totally multiplicative sequence with a(p) = 7*(p+3) for prime p.at n=27A167326
• a(n) = floor(1/{(2+n^4)^(1/4)}), where {} = fractional part.at n=35A184537
• Numbers k such that digital root of k equals largest prime factor of k.at n=41A209192
• Triangle read by rows: T(n,k) = binomial(n,k)^2 * binomial(2*(n-k), n-k).at n=31A318397
• a(n) = n * A276086(n).at n=49A324580
• Dirichlet g.f.: Product_{k>=2} 1 / (1 - k^(-s))^(k^3).at n=34A343283
• Dirichlet g.f.: Product_{k>=2} (1 + k^(-s))^(k^3).at n=34A343323
• Triangle read by rows, T(n, k) = [x^k] hypergeom([1/2, -n, -n], [1, 1], 4*x).at n=32A367177
• Irregular triangle T(n, k) = Product_{i=1..n} prime(i)^(k mod prime(i)), with n >= 0, and 0 <= k < A002110(n), read by rows.at n=42A391933