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 A014118 #4 Nov 06 2012 15:46:19 %S A014118 2,3,4,9,28,117,1063,59305,20813950,297984461349,1369656755010903367, %T A014118 44484668455038959221955630581, %U A014118 2160062633529958340011598192248388618489251093 %N A014118 Write in binary and read in ternary!. %F A014118 a(n+1) = A005836(a(n)+1). - _Reinhard Zumkeller_, Nov 06 2012 %o A014118 (Haskell) %o A014118 a014118 n = a014118_list !! (n-1) %o A014118 a014118_list = iterate (a005836 . (+ 1)) 2 %o A014118 -- _Reinhard Zumkeller_, Nov 06 2012 %Y A014118 Cf. A007089, A007088. %K A014118 base,nonn %O A014118 1,1 %A A014118 Jerry Pietenpol (pietenpo(AT)maryvillecollege.edu)