201031

Properties

Appears in sequences

• Number of nX7 0..1 arrays with every element unequal to 0, 2, 3 or 5 king-move adjacent elements, with upper left element zero.at n=10A304009
• a(n) is the least integer k such that k*prime(n) is in A346113, or 0 if no such k exists.at n=3A346177
• Prime numbersat n=18064