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 A002877 M0802 N0304 #16 Jan 29 2022 01:00:24 %S A002877 1,1,2,3,6,13,35,116 %N A002877 Number of connected weighted linear spaces of total weight n. %D A002877 Robillard, Pierre; On the weighted finite linear spaces. Bull. Soc. Math. Belg. 22 (1970), 227-241. %D A002877 N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence). %D A002877 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence). %H A002877 Robillard, Pierre, <a href="/A001548/a001548.pdf">On the weighted finite linear spaces</a>, Bull. Soc. Math. Belg. 22 (1970), 227-241. [Annotated and scanned copy] %Y A002877 Cf. A001200, A002876. %K A002877 nonn,hard,nice,more %O A002877 1,3 %A A002877 _N. J. A. Sloane_