login
The OEIS is supported by the many generous donors to the OEIS Foundation.
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
Search: a370095 -id:a370095
Displaying 1-1 of 1 result found.
page 1
     Sort: relevance | references | number | modified | created      Format: long | short | data
A370096
a(n) is the number of inequivalent delta-matroids on a ground set of size n.
+10
1
5, 16, 90, 2902
(list; graph; refs; listen; history; text; internal format)
OFFSET
2,1
LINKS
Table of n, a(n) for n=2..5.
Daniel Yuschak, Delta-matroids with twist monomials, arXiv:2208.13258 [math.CO], 2022-2023.
Daniel Yuschak, Delta-matroids whose twist polynomials are monomials, European Journal of Combinatorics 118, 103925 (2024).
FORMULA
a(n) <= A006125(n+1).
CROSSREFS
Cf. A006125, A370095.
KEYWORD
nonn,more
AUTHOR
Stefano Spezia, Feb 09 2024
STATUS
approved
page 1

Search completed in 0.004 seconds

Lookup Welcome Wiki Register Music Plot 2 Demos Index WebCam Contribute Format Style Sheet Transforms Superseeker Recents
The OEIS Community
Maintained by The OEIS Foundation Inc.
Last modified September 30 16:55 EDT 2024. Contains 376364 sequences.
License Agreements, Terms of Use, Privacy Policy