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A174817 Near primes to Mnr = A001228(26) = 808017424794512875886459904961710757005754368000000000, also called the Monster number, cf. A003131. 3

%I

%S 808017424794512875886459904961710757005754367999999957,

%T 808017424794512875886459904961710757005754367999999947,

%U 808017424794512875886459904961710757005754368000000083

%N Near primes to Mnr = A001228(26) = 808017424794512875886459904961710757005754368000000000, also called the Monster number, cf. A003131.

%C Sorted to (increasing distance to Mnr) = ABS(A174818(n));

%C a(n) = Mnr + A174818(n).

%H R. Zumkeller, <a href="/A174817/b174817.txt">Table of n, a(n) for n = 1..146</a>

%H Dario A. Alpern, <a href="http://www.alpertron.com.ar/ECM.HTM">Factorization using the Elliptic Curve Method</a>

%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/MonsterGroup.html">Sporadic Group</a>

%e a(1) = Mnr - 43 = 808017424794512875886459904961710757005754367999999957 is the nearest prime to Mnr;

%e a(3) = Mnr + 83 = 808017424794512875886459904961710757005754368000000083 is the smallest prime greater than Mnr; Qremarkable: (a(143),a(141)) = (Mnr-9511,Mnr-9509) is a twin prime pair.

%K nonn,bref

%O 1,1

%A _Reinhard Zumkeller_, Apr 02 2010

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Last modified October 22 22:34 EDT 2019. Contains 328335 sequences. (Running on oeis4.)