A356694 Number of unrooted hypermaps of genus 4 with n darts.

900, 58032, 2112300, 57017238, 1269067260, 24635879496, 431403755052, 6967561712925, 105413618746896, 1510962076238986, 20695115375890776, 272660503240047690, 3473773540061130158, 42978345198144175632, 518176854304561585680, 6105782484587260861256, 70484498508285180442512, 798783395497239872773008

Offset: 9

Author

R. J. Mathar, Aug 23 2022

Keywords

• nonn

Links

• Mednykh, A.; Nedela, R. Recent progress in enumeration of hypermaps, J. Math. Sci., New York 226, No. 5, 635-654 (2017) and Zap. Nauchn. Semin. POMI 446, 139-164 (2016)

Crossrefs

Cf. A318104 (rooted of genus 4)