A275984 - OEIS

%I #11 Sep 08 2022 08:46:17

%S 8,5,4,5,0,9,8,2,4,3,0,3,6,3,3,8,0,3,1,9,3,3,0,0,7,0,5,3,1,8,4,0,3,0,

%T 3,6,5,0,9,9,0,1,5,9,1,3,0,4,0,2,1,0,5,8,3,4,3,2,6,9,2,5,8,2,8,2,2,9,

%U 0,0,6,4,7,8,2,1,6,7,6,3,5,8,5,6,2,0,0,5,0,0,0,1,4,4,5,7,6,4,5,8,6,1,4,8,1

%N Decimal expansion of 2^44497 - 1, the 27th Mersenne prime A000668(27).

%H Arkadiusz Wesolowski, <a href="/A275984/b275984.txt">Table of n, a(n) for n = 13395..26789</a>

%H Wikipedia, <a href="http://en.wikipedia.org/wiki/Mersenne_prime">Mersenne prime</a>

%F 2^A000043(27) - 1.

%e 85450982430363380319330070531840303650990159130402105834326925828229006...

%t First@RealDigits@N[2^44497 - 1, 100] (* _G. C. Greubel_, Aug 15 2016 *)

%o (Magma) Reverse(Intseq(2^44497-1))[1..105];

%o (PARI) eval(Vec(Str(2^44497-1)))[1..105]

%Y Cf. A169684 = A000668(11), A169681 = A000668(12), A169685 = A000668(13), A204063 = A000668(14), A248931 = A000668(15), A248932 = A000688(16), A248933 = A000668(17), A248934 = A000668(18), A248935 = A000668(19), A248936 = A000668(20), A275977 = A000668(21), A275979 = A000668(22), A275980 = A000668(23), A275981 = A000668(24), A275982 = A000668(25), A275983 = A000668(26).

%K nonn,cons,easy,fini,full

%O 13395,1

%A _Arkadiusz Wesolowski_, Aug 15 2016