17970784
domain: N
Appears in sequences
- Number of genus 1 rooted maps with 3 faces with n vertices.at n=5A006296
- 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 1.at n=30A269921
- 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 1.at n=33A269921
- Triangle read by rows: T(n,g) is the number of rooted maps with n edges and 3 faces on an orientable surface of genus g.at n=17A270407
- 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=7A270410
- a(n) is the number of rooted maps with n edges and 6 faces on an orientable surface of genus 1.at n=2A287046