4684658

Appears in sequences

• Expansion of x(2 + 5x - x^2)/((1 - x)(1 - 6x + x^2)).at n=8A082291
• Row sums of A181657.at n=33A181658
• a(n) = (3*b(n) + b(n-1) + 1)/2, where b = A005409.at n=16A328990