155793domain: NAppears in sequencesa(n) = A026998(2*n, n+4).at n=5A027003a(n) = greatest number in row n of array T given by A026998.at n=18A027008T(n, 2n-10), T given by A027960.at n=13A027972a(n) = greatest number in row n of array T given by A027960.at n=18A027977