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A094656
Number of unlabeled 12-gonal 2-trees with n 12-gons.
+0
1
1, 1, 1, 7, 55, 840, 15189, 309607, 6671842, 149850849, 3471296793, 82442359291, 1998559329142, 49290785442796, 1233639304644946, 31268489727956101, 801335133177932829, 20736286803363051714, 541224489038545084067
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Maintained by
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Last modified December 2 11:54 EST 2009. Contains 167921 sequences.
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