OFFSET
1,3
LINKS
Eric Weisstein's World of Mathematics, Knight Graph
Eric Weisstein's World of Mathematics, Vertex Cut
FORMULA
a(n) = 2^(n^2) - 1 - A290765(n) for n >= 4. - Pontus von Brömssen, Apr 23 2023
CROSSREFS
KEYWORD
nonn,more
AUTHOR
Eric W. Weisstein, Apr 22 2023
EXTENSIONS
a(6)-a(8) (based on data in A290765) from Pontus von Brömssen, Apr 23 2023
STATUS
approved