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A038376 (n-3)*A006918[ n ]/2. 0
0, 0, 0, 0, 1, 5, 12, 28, 50, 90, 140, 220, 315, 455, 616, 840, 1092, 1428, 1800, 2280, 2805, 3465, 4180, 5060, 6006, 7150, 8372, 9828, 11375, 13195, 15120, 17360, 19720, 22440, 25296, 28560, 31977, 35853, 39900, 44460, 49210, 54530 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,6

REFERENCES

K. B. Reid and L. W. Beineke "Tournaments", pp. 169-204 in L. W. Beineke and R. J. Wilson, editors, Selected Topics in Graph Theory, Academic Press, NY, 1978, p. 186 Theorem 6.11.

LINKS

Table of n, a(n) for n=0..41.

CROSSREFS

Sequence in context: A145768 A162778 A160807 * A002767 A055245 A196410

Adjacent sequences:  A038373 A038374 A038375 * A038377 A038378 A038379

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified May 25 08:45 EDT 2013. Contains 225646 sequences.