

A152789


Football tournament numbers with distinct point totals: number of point series in A064626 in which no two teams have the same total number of points.


2



1, 1, 3, 13, 84, 578, 3931, 26258, 173708, 1143860, 7516179, 49344260
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OFFSET

1,3


COMMENTS

Only 2 outcomes exist in which all scores are distinct and prime: a 6team series, [2,3,5,7,11,13] and an 8team series, [2,3,5,7,11,13,17,19].


LINKS

Table of n, a(n) for n=1..12.


EXAMPLE

For 2 teams, [0,3] is the only possible outcome with no repeated point totals, so a(2) = 1.
For 3 teams, the only outcomes are [0,3,6], [1,2,4] and [1,3,4], so a(3) = 3.


CROSSREFS

Cf. A064626.
Sequence in context: A104032 A130406 A225236 * A192943 A125500 A121679
Adjacent sequences: A152786 A152787 A152788 * A152790 A152791 A152792


KEYWORD

hard,more,nonn


AUTHOR

Jon E. Schoenfield, Dec 13 2008


STATUS

approved



