A215017 Number of genus 3 unsensed hypermaps with n darts.

0, 0, 0, 0, 0, 0, 25, 678, 15867, 307880, 5180472, 78573507

Offset

1,7

Links

Table of n, a(n) for n=1..12.

Timothy R. Walsh, Space-efficient generation of nonisomorphic maps and hypermaps

T. R. Walsh, Space-Efficient Generation of Nonisomorphic Maps and Hypermaps, J. Int. Seq. 18 (2015) # 15.4.3

Crossrefs

Cf. A090371, A118094, A214819, A214820, A057005; A214821-A214823, A215017, A215018.

Sequence in context: A318183 A015697 A099365 * A266100 A369141 A266024

Adjacent sequences: A215014 A215015 A215016 * A215018 A215019 A215020

Keyword

nonn,more

Author

N. J. A. Sloane, Aug 01 2012

Status

approved