81533

Properties

Appears in sequences

• Primes that remain prime through 3 iterations of function f(x) = 3x + 4.at n=31A023278
• Primes p such that the multiplicative order of 2 modulo p is (p-1)/11.at n=26A152311
• Number of (n+1) X 2 binary arrays with every 2 X 2 subblock commuting with each of its horizontal and vertical 2 X 2 subblock neighbors.at n=20A186454
• Lexicographically largest strictly increasing sequence of primes for which the continued square root map produces Feigenbaum's constant delta = 4.6692016... (A006890).at n=39A257809
• Prime numbersat n=7974