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 A352570 #7 Apr 03 2022 15:34:08 %S A352570 2,1,3,2,2,1,1,1,1,1,1,2,1,1,1,1,1,1,1,2,2,1,1,1,3,1,2,2,1,1,2,1,1,1, %T A352570 1,1,1,1,1,1,2,1,2,1,1,2,2,2,1,3,1,2,2,1,1,2,1,1,1,1,2,1,1,1,1,1,1,2, %U A352570 2,1,1,1,1,1,1,1,1,1,1,1,1,1,2,1,1,1,1,1,1,1,1,1,2,1,1,1,1,1,1,2,1,1,1,1,1,1,1,1,1,2,1,2,1,1,1,2,2 %N A352570 A slightly compressed version of A352569: replace each string 1 followed by k 0's in A352569 by the number k. %C A352570 In the first million terms of A352569 there are 479415 strings 10...0: 10 occurs 439329 times, 100 39025 times, 1000 1039 times, and 10000 22 times. %Y A352570 Cf. A109812, A352569. %K A352570 nonn %O A352570 1,1 %A A352570 _N. J. A. Sloane_, Apr 03 2022