9817068104

Appears in sequences

• Number of integers from 1 to 10^(n+1)-1 that lack 0 and 1 as a digit.at n=10A052379
• Expansion of x*(1+3*x-4*x^2-5*x^3-4*x^6+4*x^5+3*x^4) / ((1+4*x^2)*(1+x^2)*(1-x^2+x^4)).at n=33A112523