258972

Appears in sequences

• Number of rooted genus-2 maps with n edges.at n=3A006299
• 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=7A269922
• 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=8A269922
• Triangle read by rows: T(n,g) is the number of rooted maps with n edges and 2 faces on an orientable surface of genus g.at n=14A270406
• 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=11A270407
• a(n) is the number of rooted maps with n edges and 2 faces on an orientable surface of genus 2.at n=2A288082
• a(n) is the number of rooted maps with n edges and 3 faces on an orientable surface of genus 2.at n=1A288083