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A185063
Number of disconnected 6-regular simple graphs on n vertices with girth exactly 3.
5
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 5, 25, 297, 8199, 377004, 22014143, 1493574756, 114880777582, 9919463450854
OFFSET
0,17
FORMULA
a(n) = A165656(n) - A185264(n).
CROSSREFS
Disconnected k-regular simple graphs with girth exactly 3: A210713 (any k), A210703 (triangle); for fixed k: A185033 (k=3), A185043 (k=4), A185053 (k=5), this sequence (k=6).
Sequence in context: A209529 A184958 A145076 * A165656 A370336 A145773
KEYWORD
nonn,more,hard
AUTHOR
Jason Kimberley, Mar 10 2012
STATUS
approved