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A067165
a(n) = A067153(n)/n.
1
0, 0, 1, 0, 2, 0, 3, 0, 7, 3, 8, 1, 10, 6, 22, 3, 28, 3, 35, 15, 48, 34, 55, 15, 61, 46, 97, 69, 104, 59, 129, 71, 143, 100, 178, 82, 184, 144, 244, 142, 232, 163, 299, 243, 329, 255, 383, 244, 392, 325, 473, 373, 500, 300, 558, 462, 611, 491, 699, 492, 762, 629, 853
OFFSET
7,5
REFERENCES
B. Poonen and M. Rubinstein, Number of Intersection Points Made by the Diagonals of a Regular Polygon, SIAM J. Discrete Mathematics, Vol. 11, pp. 135-156.
CROSSREFS
Cf. A067153.
Sequence in context: A163974 A317443 A308218 * A079981 A117776 A298610
KEYWORD
easy,nonn
AUTHOR
Sascha Kurz, Jan 06 2002
STATUS
approved