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 A037099 #7 Jul 08 2025 21:06:00 %S A037099 0,7,35,162,1713,7157,34534,162417,1712101,7157706,34534213,162417333, %T A037099 1733115660,7147321437,34532167225,362414612202,1633316153423, %U A037099 7127276460567,34502517467034,362420550141507 %N A037099 Sequence A037094 shown in octal. %F A037099 a(n) = A007094(A037094(n)). %Y A037099 Cf. A037098, A037093. %K A037099 nonn,base %O A037099 0,2 %A A037099 _Antti Karttunen_, Jan 29 1999 %E A037099 Entry revised Dec 29 2007