3826157

Properties

Appears in sequences

• Number of n X 2 0..3 arrays with no element equal to one or three horizontal or vertical neighbors, with new values 0..3 introduced in row major order.at n=8A240637
• a(n) is the larger of 2 consecutive primes bounding an interval containing a record number A350097(n) of odd squarefree semiprimes (A046388).at n=18A350096
• Prime numbersat n=271744