Number of ballot sequences of length n having exactly seven descents.
A241800
Number of ballot sequences of length n having exactly seven descents.
Terms
- a(0) =32a(1) =1310a(2) =26159a(3) =349021a(4) =3537427a(5) =29216728a(6) =205795528a(7) =1274811402a(8) =7106683612a(9) =36230838069a(10) =171229815244a(11) =757346853197
External references
- oeis: A241800