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 A074192 #21 Jan 14 2025 14:56:50 %S A074192 5,47,520,5191,51462,518001,5205110,52209546,522955756 %N A074192 Number of numbers 0 <= m < 10^n which are not the sum of one or more consecutive primes. %C A074192 If the upper limit is changed to include 10^n, the entries are increased by 1 for n = 3, 4, 5,.. and perhaps others, because 1000, 10000 and 100000 are not sums of consecutive primes, whereas 10=2+3+5 and 100=2+3+5+...+19+23 are. [_R. J. Mathar_, Oct 10 2010] %C A074192 Based on work of Enoch Haga, Jud McCranie and Felice Russo. %C A074192 The ratio a(n)/10^n might be converging to 0.52..., it might also be slowly growing to 1, which way is it? - _Daniel Forgues_, Nov 03 2011 %H A074192 C. Rivera, <a href="http://www.primepuzzles.net/puzzles/puzz_183.htm">Puzzle 183</a> %Y A074192 Cf. A050940. %K A074192 hard,nonn %O A074192 1,1 %A A074192 Jean-christophe Colin (jc-colin(AT)wanadoo.fr), Sep 19 2002 %E A074192 Definition corrected by _R. J. Mathar_, Oct 10 2010 %E A074192 a(8) corrected and a(9) from _Sean A. Irvine_, Jan 14 2025