cp's OEIS Frontend

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.

A105012 Primes from merging of 7 successive digits in decimal expansion of exp(Pi).

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%I A105012 #14 Feb 16 2025 08:32:57
%S A105012 9005729,7290863,5046409,5243423,3516971,6759527,7965863,6924223,
%T A105012 1013741,3868477,8477243,1128763,8763773,4789193,3655727,9168487,
%U A105012 2645479,5479013,7924229,7995653,5381423,8142353,9580729,1691939
%N A105012 Primes from merging of 7 successive digits in decimal expansion of exp(Pi).
%H A105012 Vincenzo Librandi, <a href="/A105012/b105012.txt">Table of n, a(n) for n = 1..1000</a>
%H A105012 The first <a href="http://www.worldwideschool.org/library/books/sci/math/MiscellaneousMathematicalConstants/chap28.html">5,000 digits of exp(PI)</a> as calculated by _Simon Plouffe_ at WorldWideSchool.org.
%H A105012 Eric Weisstein, <a href="https://mathworld.wolfram.com/ExponentialFunction.html">Exponential Functions </a>
%t A105012 Select[FromDigits /@ Partition[RealDigits[Exp[Pi], 10, 500][[1]], 7, 1], # > 999999 && PrimeQ[#] &] (* _Vincenzo Librandi_, Apr 27 2013 *)
%Y A105012 Cf. A039661.
%K A105012 nonn,base
%O A105012 1,1
%A A105012 Andrew G. West (WestA(AT)wlu.edu), Mar 31 2005
%E A105012 Changed offset from 0 to 1 by _Vincenzo Librandi_, Apr 27 2013