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A007678 Number of regions in regular n-gon with all diagonals drawn.
(Formerly M3411)
+0
25
1, 4, 11, 24, 50, 80, 154, 220, 375, 444, 781, 952, 1456, 1696, 2500, 2466, 4029, 4500, 6175, 6820, 9086, 9024, 12926, 13988, 17875, 19180, 24129, 21480, 31900, 33856, 41416, 43792, 52921, 52956, 66675, 69996, 82954, 86800, 102050 (list; graph; listen)
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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.


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