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A111112 412*n^6-408*n^5-1130*n^4-360*n^3+2368*n^2-912*n+15*(1-(-1)^n). 0
0, 0, 0, 118560, 991680, 4465920, 14587200, 38887200, 89965440, 187368960, 359767680, 647427360, 1104978240, 1804481280, 2838790080, 4325210400, 6409455360, 9269898240, 13122120960, 18223760160, 24879648960, 33447256320, 44342422080, 58045389600 (list; graph; refs; listen; history; internal format)
OFFSET

0,4

REFERENCES

V. Mascioni, On the probability that finite spaces with random points are metric spaces, Discr. Math., 300 (2005), 129-138.

CROSSREFS

Sequence in context: A120321 A202599 A089524 * A145306 A202285 A157736

Adjacent sequences:  A111109 A111110 A111111 * A111113 A111114 A111115

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Oct 14 2005

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Last modified February 15 20:03 EST 2012. Contains 205852 sequences.