Number of n-node unlabeled connected graphs with one cycle of length 3.
1, 1, 3, 7, 18, 44, 117, 299, 793, 2095, 5607, 15047, 40708, 110499, 301541, 825784
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Fri Oct 29 05:35:16 CEST 2010 [seqfan] Implementing first 500 sequences in Java