105949

Appears in sequences

• Denominators of continued fraction convergents to sqrt(82).at n=4A041145
• Denominators of continued fraction convergents to sqrt(328).at n=4A041619
• Denominators of continued fraction convergents to sqrt(738).at n=4A042421
• a(n) = n^4 + 3*n^2 + 1.at n=18A057721
• Numbers generated by the Fibonacci polynomial x^4 + 3x^2 + 1.at n=17A085151
• Pell equation solutions (9*b(n))^2 - 82*a(n)^2 = -1 with b(n) = A097738(n), n >= 0.at n=2A097739
• a(n) is the smallest integer k for which sigma_n(k) <= sigma_n(k-1) where sigma_n(k) = sum of the n-th powers of the divisors of k.at n=13A098475
• Composite numbers n such that every divisor of n greater than one contains the digit 0.at n=40A243819