-1466

Appears in sequences

• Riordan array (1/(1+x), x*(1-2*x)/(1+x)^2).at n=41A110522
• Expansion of f(-q)^2*P(q) in powers of q.at n=61A122163
• Row sums of triangle A161363.at n=25A161375
• a(n) = coefficient of x^n*y^n in Product_{n>=1} (1 - (x^n + y^n)).at n=93A322213
• Elliptic net associated to y^2 + y = x^3 + x^2 - 2*x, based on the non-torsion generator points P = [0, 0] and Q = [1, 0].at n=48A374833