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A143525 a(n) is the number of divisors of (A005179(n)-1), where A005179(n) is the smallest positive integer with n divisors. 2

%I #13 Apr 18 2024 04:22:07

%S 1,2,2,4,2,6,2,4,2,8,2,24,2,4,4,16,2,32,2,6,4,16,2,8,4,4,4,64,2,96,2,

%T 8,4,4,2,512,2,4,4,192,2,144,2,4,6,16,4,16,8,8,8,128,2,12,2,16,4,64,2,

%U 4608,4,12,2,12,8,384,4,8,2,512,2,8192,16,4,16,8,8,192,4,8,4,32,4,24,8

%N a(n) is the number of divisors of (A005179(n)-1), where A005179(n) is the smallest positive integer with n divisors.

%H Amiram Eldar, <a href="/A143525/b143525.txt">Table of n, a(n) for n = 2..1000</a>

%F a(n) = A000005(A005179(n)-1). - _Ray Chandler_, Oct 11 2008

%Y Cf. A000005, A005179, A143526.

%K nonn,changed

%O 2,2

%A _Leroy Quet_, Aug 22 2008

%E Extended by _Ray Chandler_, Oct 11 2008

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Last modified April 24 22:17 EDT 2024. Contains 371964 sequences. (Running on oeis4.)