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!)
A280888 Number of set partitions of [n] into exactly ten blocks where sizes of distinct blocks are coprime. 1

%I #4 Jan 12 2017 14:45:55

%S 1,55,220,13585,2002,365365,732160,52971490,5299580,1872409682,

%T 99936200,23179025870,62214309080,5550857869040,12039496832,

%U 261712025228225,2847305553950,449212777481325,340010469598800,138437940253287675,2463591280250100,2996433107369524875

%N Number of set partitions of [n] into exactly ten blocks where sizes of distinct blocks are coprime.

%H Wikipedia, <a href="https://en.wikipedia.org/wiki/Coprime_integers">Coprime integers</a>

%H Wikipedia, <a href="https://en.wikipedia.org/wiki/Partition_of_a_set">Partition of a set</a>

%Y Column k=10 of A280880.

%K nonn

%O 10,2

%A _Alois P. Heinz_, Jan 09 2017

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 April 23 20:33 EDT 2024. Contains 371916 sequences. (Running on oeis4.)