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A185294 Number of disconnected 9-regular simple graphs on 2n vertices with girth at least 4. 10
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 15 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,21
LINKS
CROSSREFS
Disconnected k-regular simple graphs with girth at least 4: A185214 (any k), A185204 (triangle); specified degree k: A185224 (k=2), A185234 (k=3), A185244 (k=4), A185254 (k=5), A185264 (k=6), A185274 (k=7), A185284 (k=8), this sequence (k=9).
Sequence in context: A123652 A127622 A290483 * A287285 A324677 A324675
KEYWORD
nonn,more,hard
AUTHOR
Jason Kimberley, Feb 22 2011
STATUS
approved

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Last modified March 19 07:31 EDT 2024. Contains 370955 sequences. (Running on oeis4.)