531751

Appears in sequences

• a(n) = T(2n,n-1), T given by A026670. Also T(2n,n-1)=T(2n+1,n+2), T given by A026725; and T(2n,n-1), T given by A026736.at n=9A026672
• a(n) = greatest number in row n of array T given by A026736.at n=20A027214