406284

Appears in sequences

• Numbers m with decimal expansion (d_k, ..., d_1) such that d_i = m * i mod 10 for i = 1..k.at n=42A344748
• Expansion of g.f. A(x) satisfying Sum_{n=-oo..+oo} (x^n - 5*A(x))^n = 1 - 3*Sum_{n>=1} x^(n^2).at n=8A370035