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A005487 Contains no 3-term arithmetic progression.
(Formerly M3243)
+0
2
0, 4, 5, 7, 11, 12, 16, 23, 26, 31, 33, 37, 38, 44, 49, 56, 73, 78, 80, 85, 95, 99, 106, 124, 128, 131, 136, 143, 169, 188, 197, 203, 220, 221, 226, 227, 238, 247, 259, 269, 276, 284, 287, 302, 308, 310, 313, 319, 337, 385, 392, 397, 422, 434, 455, 466, 470 (list; graph; listen)
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Last modified December 10 12:37 EST 2009. Contains 170569 sequences.


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