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 A306349 #28 Jun 21 2025 11:18:53 %S A306349 1,4,13,35,99 %N A306349 Number of terms in the greedy Egyptian fraction representation of n. %C A306349 a(n) >= A004080(n). %C A306349 a(6) > 255 and the denominator of the 255th term in the representation of 6 has 1264021241 digits. %H A306349 <a href="/index/Ed#Egypt">Index entries for sequences related to Egyptian fractions</a> %e A306349 a(3)=13 is the number of terms of A140335; %e A306349 a(4)=35 is the number of terms of A281873. %o A306349 (Python) %o A306349 from sympy import egyptian_fraction %o A306349 def A306349(n): return len(egyptian_fraction((n,1))) %Y A306349 Cf. A004080, A140335, A281873. %K A306349 nonn,more %O A306349 1,2 %A A306349 _Pontus von Brömssen_, Feb 09 2019