115292

Appears in sequences

• Numbers n such that phi(n) = 2*phi(n-2).at n=34A258454
• Number of nX3 0..1 arrays with every element unequal to 2, 3, 4, 6 or 7 king-move adjacent elements, with upper left element zero.at n=9A305170
• First term of n-th difference sequence of (floor(k*r)), r = -sqrt(3), k >= 0.at n=19A325667