397504

Appears in sequences

• a(n) = ((3+2*sqrt(2))*(4+sqrt(2))^n + (3-2*sqrt(2))*(4-sqrt(2))^n)/2.at n=7A163604
• Number of length n+3 0..7 arrays with some pair in every consecutive four terms totalling exactly 7.at n=3A245949
• Number of length 4+3 0..n arrays with some pair in every consecutive four terms totalling exactly n.at n=6A245954