83809

Appears in sequences

• a(n) = floor( n*(n-1)*(n-2)*(n-3)/29 ).at n=41A011939
• Denominators of continued fraction convergents to sqrt(146).at n=4A041267
• Denominators of continued fraction convergents to sqrt(584).at n=4A042119
• Numerical distance between m-th and (n+m)-th circles in a loxodromic sequence of circles in which each 4 consecutive circles touch.at n=13A045821
• a(n) = n*(7*n^2-4)/3.at n=33A063521
• a(n) = Sum_{1 <= x_1, x_2 <= n} gcd(x_1, x_2, n)^4.at n=16A372926