211865

Appears in sequences

• Coefficients of the expansion of:p(x,t)=(1 - x)/((1 - x*Exp[t*(1 - x)])*(1 - x*Exp[t*(1 + x)])).at n=50A168347
• 2^(p-1) modulo p^3, where p = prime(n).at n=19A271234