Number of isoscent sequences of length n with exactly seven descents.
A243480
Number of isoscent sequences of length n with exactly seven descents.
Terms
- a(0) =130a(1) =18196a(2) =1027497a(3) =35855578a(4) =920132845a(5) =19024724767a(6) =334824869566
External references
- oeis: A243480