620051

Properties

Appears in sequences

• Number of length n+4 0..6 arrays with no five consecutive elements with pattern ababa or abbba (possibly a=b) and new values 0..6 introduced in 0..6 order.at n=6A244181
• Prime numbers k where the d(j)-th digit is j for d(j) and j > 0 and d(j) = 0 if and only if j is not a digit of k and d(m) is the m-th digit of k reading from the left.at n=18A346499
• Prime numbersat n=50616