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 A236184 #11 Feb 16 2025 08:33:21 %S A236184 0,0,0,0,1,5,2,5,8,5,5,6,2,3,5,4,0,9,0,0,5,5,9,9,8,9,0,1,3,8,3,9,5,1, %T A236184 0,5,0,5,5,1,5,9,6,8,0,7,9,1,0,0,3,5,5,5,2,4,3,6,0,2,8,5,0,2,9,8,3,0, %U A236184 4,7,7,4,4,0,2,2,4,6,0,5,9,4,7,7,8,5,2,2,0,5,6,2,4,3,0,3,8,2,8,3,7,1,7,5,9 %N A236184 Decimal expansion of 1/65537. %C A236184 Periodic sequence of period 65536. Being a Fermat prime > 5, 65537 is a full reptend prime. One full period is given in the table. %H A236184 Rick L. Shepherd, <a href="/A236184/b236184.txt">Table of n, a(n) for n = 0..65535</a> %H A236184 MathWorld, <a href="https://mathworld.wolfram.com/FermatPrime.html">Fermat Prime</a> %F A236184 a(n + 65536) = a(n). %e A236184 0.000015258556235409005599890138395105055159680791003555243602850298304774... %t A236184 RealDigits[1/65537, 10, 105, -1][[1]] (* _T. D. Noe_, Jan 27 2014 *) %o A236184 (PARI) %o A236184 {default(realprecision, 66000); %o A236184 x = 1/65537; d = 0; for(n = 0, 65535, x = (x-d)*10; d = floor(x); %o A236184 write("b236184.txt", n, " ", d))} \\ _Rick L. Shepherd_, Jan 19 2014 (after similar program by Harry J. Smith) %Y A236184 Cf. A007450 (1/17), A021261 (1/257), A019434, A001913, A048963. %K A236184 nonn,cons,easy %O A236184 0,6 %A A236184 _Rick L. Shepherd_, Jan 19 2014