50615

Appears in sequences

• Number of ordered 5-tuples of integers from [ 1..n ] with no global factor.at n=20A015650
• a(n) = n + max{ a(i)*a(n-i) ; 1 <= i <= n-1 }, a(n) = n for n <= 2.at n=18A054253
• a(n) = n^3 - n - 1.at n=36A126420
• Denominators a(n) of Pythagorean approximations b(n)/a(n) to 1/3.at n=9A195556
• Numerators b(n) of Pythagorean approximations b(n)/a(n) to 3.at n=2A195617