-87381

Appears in sequences

• Expansion of (1-x)^(-1)/(1+2*x^3).at n=51A077886
• Expansion of (1-x)^(-1)/(1+2*x^3).at n=52A077886
• Expansion of (1-x)^(-1)/(1+2*x^3).at n=53A077886
• Expansion of 1/((1-x)*(1+2*x)).at n=17A077925
• Expansion of 1/(1-x+2*x^2-2*x^3).at n=34A077953
• Expansion of 1/(1-x+2*x^2-2*x^3).at n=35A077953
• Expansion of 1/(1 + x + 2*x^2 + 2*x^3).at n=34A077980
• A generalized Jacobsthal sequence.at n=18A083943
• Expansion of (1+x^2)/((1-x+x^2)*(1+2*x^2)).at n=35A102517
• Expansion of (1-x^3)/((1-x^2)*(1+2*x^2)).at n=34A117576
• Expansion of x / ((1-x)*(4*x^2-2*x+1)).at n=17A157241
• Expansion of x / ((1-x)*(4*x^2-2*x+1)).at n=18A157241
• G.f.: x^2*(3+3*x+x^2) / ( (2*x+1) * (1+x) * (1+x+x^2) * (x^2-x+1) ) .at n=17A167617