201771

Appears in sequences

• Number of nX5 0..1 arrays with every element unequal to 0, 1, 2, 3, 7 or 8 king-move adjacent elements, with upper left element zero.at n=7A316515
• Odd numbers k for which gcd(A325977(k), A325978(k)) is equal to abs(A325978(k)).at n=7A325979