148514

Appears in sequences

• Solution of the complementary equation a(n) = a(n-1) + a(n-2) + b(n) - 1, where a(0) = 2, a(1) = 3, b(0) = 1, b(1) = 4, b(2) = 5, and (a(n)) and (b(n)) are increasing complementary sequences.at n=21A295965
• Number of ways to partition the set of vertices of a convex n-gon into non-intersecting directed polygons.at n=13A350599