A214819 - OEIS

A214819

Number of genus 2 sensed hypermaps with n darts.

0, 0, 0, 0, 4, 48, 708, 9807, 119436, 1355400, 14561360, 150429819

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,5

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, table 4.

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.

Sequence in context: A098402 A333481 A003774 * A211198 A179235 A183204

Adjacent sequences: A214816 A214817 A214818 * A214820 A214821 A214822

KEYWORD

nonn,more

AUTHOR

N. J. A. Sloane, Aug 01 2012

STATUS

approved