986050
domain: N
Appears in sequences
- Iccanobif numbers: reverse digits of two previous terms and add.at n=23A001129
- Smallest k such that tau(k) - tau(k-1) = n, where tau(k) = number of divisors of k, or 0 if no such number exists.at n=39A086550
- Abundant numbers of the form k^2 + 1.at n=15A178458
- Numbers of the form n^2 + 1 that can be expressed as j^2 + k^2, j > k > 1, in more ways than any smaller number of this form.at n=6A300162