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A048781 Number of triangles in minimal triangle graphs. 1
1, 2, 5, 13, 35, 86, 250, 687, 2001, 5897, 17847, 54683, 170578, 537468 (list; graph; refs; listen; history; internal format)
OFFSET

3,2

REFERENCES

R. Bowen, The generation of minimal triangle graphs, Math. Comp. 21 (1967), 248-250.

EXAMPLE

3:ABC; 4:ABC,ABD; 5:ABC,ADE; ABC,ABD,ABE

CROSSREFS

Cf. A000080.

Sequence in context: A114298 A112839 A137674 * A097919 A160438 A054657

Adjacent sequences:  A048778 A048779 A048780 * A048782 A048783 A048784

KEYWORD

nonn,nice

AUTHOR

Arlin Anderson (starship1(AT)gmail.com)

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Last modified February 14 10:09 EST 2012. Contains 205614 sequences.