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A175089 Numbers m with result 0 under iterations of {r mod (max prime p <= r)} starting at r = m. 2

%I #12 Aug 26 2014 04:01:46

%S 2,3,5,7,9,10,11,13,15,16,17,19,21,22,23,25,26,28,29,31,33,34,36,37,

%T 39,40,41,43,45,46,47,49,50,52,53,55,56,58,59,61,63,64,66,67,69,70,71,

%U 73,75,76,78,79,81,82,83,85,86,88,89,91,92,94,96,97,99,100

%N Numbers m with result 0 under iterations of {r mod (max prime p <= r)} starting at r = m.

%C Complement of A175088.

%C Union of A000040 (primes) and A175090. [_Jaroslav Krizek_, Feb 05 2010]

%C Numbers m such that A121559(m) = 0. - _Michel Marcus_, Aug 22 2014

%e Iteration procedure for a(3) = 5: 5 mod 5 = 0.

%e Iteration procedure for a(5) = 9: 9 mod 7 = 2, 2 mod 2 = 0.

%Y Cf. A007917 and A064722 (both for the iterations).

%K nonn

%O 1,1

%A _Jaroslav Krizek_, Jan 28 2010

%E More terms from _Michel Marcus_, Aug 22 2014

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Last modified April 25 10:01 EDT 2024. Contains 371967 sequences. (Running on oeis4.)