17308656

Appears in sequences

• Row sums of triangular array T: T(j,1) = 1 for ((j-1) mod 6) < 3, else 0; T(j,k) = T(j-1,k-1) + T(j-1,k) for 2 <= k <= j.at n=24A131024
• 4^n + 3^n - 1.at n=12A155602