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A161830
Y-toothpick triangle (see Comments lines for definition).
+0
8
0, 1, 3, 5, 9, 11, 15, 19, 27, 31, 35, 39, 47, 53, 61, 71, 89, 99, 103
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Maintained by
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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.
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