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 A034946 #12 Jul 08 2025 21:28:43 %S A034946 0,5,27,753,11401,26042,1475501,17419550,95368234,738444877, %T A034946 21959974096,73834823298,2356328188186,11771613318349,149862461894073, %U A034946 3567610964143242,7744859133558893,421292427905708342,1937633513403589655 %N A034946 Successive approximations to 11-adic integer sqrt(3). %C A034946 Terms of A321072 without repetition. - _Jianing Song_, Oct 31 2018 %D A034946 K. Mahler, Introduction to p-Adic Numbers and Their Functions, Cambridge, 1973, p. 35. %H A034946 Jianing Song, <a href="/A034946/b034946.txt">Table of n, a(n) for n = 0..543</a> %o A034946 (PARI) sqrt(3+O(11^40)) %o A034946 (PARI) A321072(n) = truncate(sqrt(3+O(11^n))) %o A034946 for(n=0, 50, if(valuation(A321072(n)^2-3, 11)!=valuation(A321072(n+1)^2-3, 11), print1(A321072(n), ", "))) \\ _Jianing Song_, Nov 01 2018 %Y A034946 Cf. A321072. %K A034946 nonn %O A034946 0,2 %A A034946 _N. J. A. Sloane_