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A039718 Two-dimensional simplicial complexes on n labeled nodes. 0
1, 2, 9, 113, 6212, 3702013 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

REFERENCES

F.Harary and E.M.Palmer, Graphical enumeration, Academic Press, NY, 1973.

V. Jovovic, On the number of two-dimensional simplicial complexes (in Russian), Metody i sistemy tekhnicheskoy diagnostiki, Vypusk 16, Mezhvuzovskiy zbornik nauchnykh trudov, Izdatelstvo Saratovskogo universiteta, 1991, p. 77.

CROSSREFS

Sequence in context: A012986 A062498 A008269 * A006126 A201381 A075538

Adjacent sequences:  A039715 A039716 A039717 * A039719 A039720 A039721

KEYWORD

hard,nonn,nice

AUTHOR

Vladeta Jovovic (vladeta(AT)eunet.rs)

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Last modified February 15 16:21 EST 2012. Contains 205823 sequences.