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A349635
Number of n-node antipodal graphs.
0
1, 1, 0, 2, 1, 5, 8, 73, 660, 9909
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OFFSET
1,4
LINKS
Table of n, a(n) for n=1..10.
Eric Weisstein's World of Mathematics,
Antipodal Graph
EXAMPLE
For n=1, K_1 is trivially antipodal, so a(1)=1.
For n=2, K_2=P_2 is antipodal, so a(2)=1.
For n=3, neither K_3=C_3 nor P_3 is antipodal, so a(3)=0.
For n=4, P_4 and C_4 are antipodal, so a(4)=2.
CROSSREFS
Sequence in context:
A222542
A318052
A026078
*
A176665
A199050
A306539
Adjacent sequences:
A349632
A349633
A349634
*
A349636
A349637
A349638
KEYWORD
nonn
,
more
AUTHOR
Eric W. Weisstein
, Nov 23 2021
STATUS
approved
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Last modified May 11 04:25 EDT 2024. Contains 372388 sequences. (Running on oeis4.)