This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A348800 #9 Jan 20 2025 18:52:25 %S A348800 0,0,0,0,0,0,0,0,0,0,0,0,0,0,254118439668,52148049818864, %T A348800 5634797561708385,426497331688178676,25388940147173859412, %U A348800 1265623233919838264624,54940200059090328012148 %N A348800 a(n) = number of unsensed genus 7 maps with n edges. %H A348800 Evgeniy Krasko and Alexander Omelchenko, <a href="https://arxiv.org/abs/1712.10139">Enumeration of Unsensed Orientable Maps on Surfaces of a Given Genus</a>, arXiv:1712.10139 [math.CO], 2017, see Appendix Table 3. %Y A348800 Column k=7 of A379439. %Y A348800 Cf. A238357 (rooted), A239921 (sensed). %Y A348800 Cf. A006387, A214814, A214815, A297880, A297881, A348798, A348801. %K A348800 nonn %O A348800 0,15 %A A348800 _Michael De Vlieger_, Nov 01 2021