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Search: id:A006296
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| A006296 |
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Number of rooted genus-1 maps with n edges.
(Formerly M5341)
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+0
1
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| 70, 1720, 24164, 256116, 2278660, 17970784, 129726760, 875029804, 5593305476, 34225196720, 201976335288
(list; graph; listen)
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OFFSET
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4,1
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REFERENCES
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T. R. S. Walsh, Combinatorial Enumeration of Non-Planar Maps. Ph.D. Dissertation, Univ. of Toronto, 1971.
T. R. S. Walsh and A. B. Lehman, Counting rooted maps by genus, J. Comb. Thy B13 (1972), 122-141 and 192-218.
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CROSSREFS
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Sequence in context: A061606 A107421 A076430 this_sequence A047835 A133312 A093757
Adjacent sequences: A006293 A006294 A006295 this_sequence A006297 A006298 A006299
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KEYWORD
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nonn
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AUTHOR
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njas
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