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 A052093 #14 Dec 17 2020 14:25:48 %S A052093 0,207,130398,5694207,426424828,18304641024,1002719491659 %N A052093 a(n)^4 is the smallest fourth power whose decimal expansion digits occur with same frequency n. %C A052093 Terms calculated by _Jeff Heleen_. %H A052093 Patrick De Geest, <a href="http://www.worldofnumbers.com/samedigits.htm">Numbers whose digits occur with same frequency</a> %e A052093 207^4 = 1836036801 and digits 0,1,3,6 and 8 each occur twice. %o A052093 (Python) %o A052093 g = agen(POW=4) # agen() in A054212 %o A052093 print([next(g) for n in range(1, 5)]) # _Michael S. Branicky_, Dec 17 2020 %Y A052093 Cf. A052094, A052069, A052071. %K A052093 nonn,base,hard,more %O A052093 1,2 %A A052093 _Patrick De Geest_, Jan 15 2000 %E A052093 Offset corrected by _Michel Marcus_, Aug 12 2015 %E A052093 a(6) corrected and a(7) from _Michael S. Branicky_, Dec 17 2020