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!)
A120281 Logarithmic numbers A002104[p+1] divided by p=Prime[n]. 0

%I #2 Mar 31 2012 13:20:27

%S 4,8,83,2296,10861936,1411410779,60443686054995,18373508669927544,

%T 3194533046674386845000,858410779506468749371519333771,

%U 745094155915562576848262528092832

%N Logarithmic numbers A002104[p+1] divided by p=Prime[n].

%F a(n) = Sum[Sum[m!/k!,{k,0,m}],{m,0,Prime[n]}]/Prime[n]. a(n) = A002104[p+1]/p, where p=Prime[n].

%t Table[Sum[Sum[m!/k!,{k,0,m}],{m,0,Prime[n]}]/Prime[n],{n,1,15}]

%Y Cf. A002104, A000522.

%K nonn

%O 1,1

%A _Alexander Adamchuk_, Jul 05 2006

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 August 30 15:13 EDT 2024. Contains 375545 sequences. (Running on oeis4.)