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

 


Partial products of A102926.
1

%I #7 Mar 21 2013 12:31:32

%S 2,6,30,870,9570,66990,870870,32222190,547777230,43274401170,

%T 995311226910,4109640055911390,793160530790898270,

%U 2056665256340799214110,207723190890420720625110

%N Partial products of A102926.

%C Terms up to a(111) are known from the b-file for A102926. Term a(112) requires us to find the smallest prime factor of at least one of the C472's a(111)+/-1. The companion sequence is listed on the OEIS wiki page "OEIS sequences needing factors" and the corresponding thread on mersenneforum.org. - _M. F. Hasler_, Mar 21 2013

%F Product A102926(k), 1<=k<=n.

%e a(4) = 2*3*5*29 = 870.

%Y Cf. A000945, A005265, A102926.

%K nonn

%O 1,1

%A _Marc LeBrun_, Jan 19 2005

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | 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 September 20 16:06 EDT 2024. Contains 376074 sequences. (Running on oeis4.)