262399

Properties

Appears in sequences

• a(n) = smallest number that leads to a new cycle under the base-4 Kaprekar map of A165012.at n=20A165029
• Primes of the form 4^k + 4^m - 1, where k and m are positive integers.at n=23A234310
• Primes of the form m = 2^i + 2^j - 1, where i > j >= 0.at n=48A239712
• Primes of the form m = 4^i + 4^j - 1, where i > j >= 0.at n=18A239714
• Primes of the form (k^3 - k^2 - k - 1)/2 for some integer k > 0.at n=16A268063
• Numbers k such that A163511(k) is an eleventh power.at n=9A366391
• Prime numbersat n=23022