login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A257923 Number of prime factors of the n-th Giuga number A007850(n). 0

%I #9 Jul 14 2015 00:06:28

%S 3,4,4,5,6,6,7,7,7,8,8,8

%N Number of prime factors of the n-th Giuga number A007850(n).

%C Row lengths of the table A236434 of prime factors of the Giuga numbers.

%F a(n) = A001221(A007850(n)).

%o (PARI) a(n)=omega(A007850(n))

%K nonn,more,hard

%O 1,1

%A _M. F. Hasler_, Jul 13 2015

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified July 21 00:10 EDT 2024. Contains 374461 sequences. (Running on oeis4.)