263489

Properties

Appears in sequences

• Primes whose base-4 representation also is the base 2-representation of a prime.at n=37A235461
• a(n) is the smallest nonnegative integer such that a(n)! contains a string of exactly n consecutive 2's.at n=11A254447
• Number of nX6 0..1 arrays with each 1 adjacent to 2 or 5 king-move neighboring 1s.at n=6A296126
• Number of nX7 0..1 arrays with each 1 adjacent to 2 or 5 king-move neighboring 1s.at n=5A296127
• Prime numbersat n=23106