1179641

Properties

Appears in sequences

• Expansion of (1-x+7x^2)/((1-x)(1-2x)).at n=18A154251
• a(2*n) = 9*2^n - 7, a(2*n+1) = 3*2^(n+2) - 7.at n=34A354789
• Prime numbersat n=91465