4390386
domain: N
Appears in sequences
- Number of genus 2 rooted maps with 1 face with n vertices.at n=5A006298
- 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=27A035309
- Number of doubly-surjective functions f:[n]->[3].at n=8A224541
- Triangle read by rows: T(n,f) is the number of rooted maps with n edges and f faces on an orientable surface of genus 2.at n=15A269922
- Triangle read by rows: T(n,f) is the number of rooted maps with n edges and f faces on an orientable surface of genus 2.at n=20A269922
- Triangle read by rows: T(n,g) is the number of rooted maps with n edges and 6 faces on an orientable surface of genus g.at n=8A270410
- a(n) is the number of rooted maps with n edges and 6 faces on an orientable surface of genus 2.at n=0A288086