1011221

Properties

Appears in sequences

• Base 3 numbers whose square is a palindrome in base 3.at n=23A263607
• a(1) = 2. For n > 1, a(n) = 2*a(n-1) + p for the least prime p > 2*a(n-1) such that 2*a(n-1) + p is prime.at n=9A355974
• Prime numbersat n=79334