login
Numbers n such that n through n+8 are divisible by the same number of distinct primes.
3

%I #12 Oct 26 2019 03:08:05

%S 44360,48919,48920,56014,72650,73292,76581,82324,86331,87758,91814,

%T 112142,143491,147951,158719,184171,184172,197588,202498,205244,

%U 215300,218972,218973,218974,229728,230628,241129,250933,253204,253665,287492

%N Numbers n such that n through n+8 are divisible by the same number of distinct primes.

%C Primes counted without multiplicity. - _Harvey P. Dale_, May 05 2015

%H Amiram Eldar, <a href="/A045937/b045937.txt">Table of n, a(n) for n = 1..10000</a>

%t Flatten[Position[Partition[PrimeNu[Range[300000]],9,1],_?(Length[ Union[ #]] == 1&),{1},Heads->False]] (* _Harvey P. Dale_, May 05 2015 *)

%Y Cf. A001221, A006049, A006073, A045932-A045936, A045938.

%K nonn

%O 1,1

%A _David W. Wilson_

%E Offset corrected by _Amiram Eldar_, Oct 26 2019