108790domain: NAppears in sequencesT(2n,n+2), T given by A026780.at n=7A026895Number of length n+4 0..8 arrays with no five consecutive elements with pattern ababa or abbba (with a!=b) and new values 0..8 introduced in 0..8 order.at n=5A244700a(n) = Sum_{k=3..n} binomial(k,3) * floor(n/k).at n=39A366971