205633428

Appears in sequences

• Number of genus 2 rooted maps with 1 face with n vertices.at n=7A006298
• Triangle read by rows giving number of ways to glue sides of a 2n-gon so as to produce a surface of genus g.at n=38A035309
• Triangle read by rows: T(n,g) is the number of rooted maps with n edges and 8 faces on an orientable surface of genus g.at n=8A270412
• a(n) is the number of rooted maps with n edges and 8 faces on an orientable surface of genus 2.at n=0A288088