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 A371853 #5 Apr 16 2024 13:43:34 %S A371853 4,1,2,2,4,5,7,7,3,6,2,1,4,2,8,6,7,4,7,2,5,3,2,3,2,1,8,4,6,6,9,7,8,9, %T A371853 6,0,0,5,2,7,8,7,1,8,5,6,5,4,6,5,9,4,6,9,3,8,0,4,1,3,2,0,4,8,9,5,8,0, %U A371853 4,0,5,5,4,4,5,0,5,6,1,1,4,0,3,1,3,1,9,1,5,5 %N A371853 Decimal expansion of 2^1257787 - 1, the 34th Mersenne prime. %C A371853 This prime has 378632 decimal digits and was discovered by David Slowinski and Paul Gage in 1996. %H A371853 GIMPS, <a href="https://www.mersenne.org/primes/">List of Known Mersenne Prime Numbers</a>. %H A371853 OEIS Wiki, <a href="/wiki/Mersenne_primes">Mersenne primes</a> (with a list of similar sequences). %H A371853 Wikipedia, <a href="http://en.wikipedia.org/wiki/Mersenne_prime">Mersenne prime</a>. %e A371853 412245773621428674725323218466978960052787185654659... %t A371853 IntegerDigits[2^1257787 - 1][[;;100]] %Y A371853 Cf. A000043 (exponents), A000668, A028335 (lengths). %Y A371853 Cf. decimal expansion of Mersenne primes: see OEIS Wiki link. %K A371853 nonn,cons,fini %O A371853 378632,1 %A A371853 _Paolo Xausa_, Apr 10 2024