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 A127353 #11 Dec 05 2021 00:10:58 %S A127353 2,4,6,8,1,1,1,1,1,1,1,1,1,1,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3,3,3, %T A127353 4,4,4,4,4,4,4,4,4,4,5,5,5,5,5,5,5,5,5,5,6,6,6,6,6,6,6,6,6,6,7,7,7,7, %U A127353 7,7,7,7,7,7,8,8,8,8,8,8,8,8,8,8,9,9,9,9,9,9,9,9,9,9,1,0,0,1,2,0,1,4,0,1,6 %N A127353 A007376(2n). %o A127353 (Python) %o A127353 from itertools import islice, count %o A127353 def A127353gen(): return islice((int(d) for n in count(0) for d in str(n)),2,None,2) %o A127353 A127533_list = list(islice(A127353gen(),30)) # _Chai Wah Wu_, Dec 04 2021 %K A127353 nonn,base %O A127353 1,1 %A A127353 _N. J. A. Sloane_, Jul 23 2008