147465

Appears in sequences

• a(n) = a(n-1) + a(n-2) + 1, with a(0)=3, a(1)=10.at n=21A022409
• Number of length n+3 0..2 arrays with some disjoint pairs in every consecutive four terms having the same sum.at n=25A247527
• a(n) = 36*2^n + 9.at n=12A305154