50800

Appears in sequences

• A014486-indices of binary trees whose left and right subtree are identical.at n=29A083938
• Row sums of table A164341.at n=10A164342
• Sum of divisors of cubes.at n=27A175926
• Fixed points of the function a(n) = phi(sigma(n) - phi(n) - d(n)), where phi(n) is the Euler totient function, sigma(n) the sum of divisors of n and d(n) the number of divisors of n.at n=11A243995
• a(n) = sum of the divisors of the product of the divisors of n.at n=27A280685
• Number of nX3 0..1 arrays with no 1 equal to more than four of its king-move neighbors, with the exception of exactly one element.at n=5A282333
• Number of nX6 0..1 arrays with no 1 equal to more than four of its king-move neighbors, with the exception of exactly one element.at n=2A282336
• T(n,k)=Number of nXk 0..1 arrays with no 1 equal to more than four of its king-move neighbors, with the exception of exactly one element.at n=30A282338
• T(n,k)=Number of nXk 0..1 arrays with no 1 equal to more than four of its king-move neighbors, with the exception of exactly one element.at n=33A282338
• Numbers k such that 1 + 2^k*k^3 is prime.at n=11A357612
• Conductor of elliptic curve y^2 = x^3 + n*x + n.at n=24A387834