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 A377908 #17 Nov 24 2024 09:22:43 %S A377908 0,2,4,41,83,260,295,1597,1652,1915 %N A377908 Difference between index of 10^n in A302656 and in A376769. %C A377908 Motivated by an attempt to explain the huge terms in A302656. %C A377908 a(n) = A377904(n) - A377906(n). %e A377908 For n = 4, 10000 appears as A302656(93) and as A377904(176), so a(4) = 176-93 = 83. As a result, we get A302656(176) = 2*10^1111 - 1 = 199...9 (with 1111 9's). %Y A377908 Summary: the 16 sequences derived from A302656 are A376769-A376776, A377903-A377904, A377906-A377911. %K A377908 nonn,more,base %O A377908 0,2 %A A377908 _N. J. A. Sloane_, Nov 22 2024