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!)
A324449 Number of labeled cyclic chord diagrams with n chords such that the minimal chord length equals five. 2

%I #5 Feb 28 2019 12:59:19

%S 1,17,352,6722,137225,3013170,70909863,1785795023,48031299838,

%T 1376860759082,41968192206641,1356883954535010,46416330714749286,

%U 1675869323349039899,63713356727612022712,2544933663663025077386,106578973284507947559875,4670547639650409700162167

%N Number of labeled cyclic chord diagrams with n chords such that the minimal chord length equals five.

%H Alois P. Heinz, <a href="/A324449/b324449.txt">Table of n, a(n) for n = 5..200</a>

%F a(n) = A324431(n) - A324432(n).

%Y Column k=5 of A324429.

%Y Cf. A324431, A324432.

%K nonn

%O 5,2

%A _Alois P. Heinz_, Feb 28 2019

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 05:16 EDT 2024. Contains 371906 sequences. (Running on oeis4.)