-437307domain: ZAppears in sequencesTriangle T(n,k) = 1 - A176337(k) - A176337(n-k) + A176337(n) read by rows.at n=23A176339Triangle T(n,k) = 1 - A176337(k) - A176337(n-k) + A176337(n) read by rows.at n=25A176339