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A280766
Number of unlabeled, unrooted distance-hereditary graphs on n vertices.
1
1, 2, 4, 11, 31, 114, 454, 2078, 10168, 53045, 288037, 1617483, 9311503, 54723397, 327065591, 1982926671, 12169747393, 75486178107, 472601737413, 2983335066047, 18971431861215, 121440495203940, 782013670584330, 5063068510021079, 32942387619476871, 215306810250387250
OFFSET
1,2
COMMENTS
Similar to A277862 except need not be connected.
FORMULA
Euler transform of A277862.
CROSSREFS
Cf. A277862.
Sequence in context: A081557 A154603 A063254 * A123443 A123427 A123421
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Jan 17 2017
EXTENSIONS
a(9)-a(26) from Euler transform of A277862 by Falk Hüffner, Jun 27 2018
STATUS
approved