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A108531
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Number of mobiles (cycle rooted trees) with n nodes and 2-colored internal (non-leaf) nodes.
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3
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1, 2, 6, 18, 60, 206, 770, 2950, 11748, 47746, 197808, 830878, 3532790, 15168294, 65683552, 286504378, 1257693038, 5551978426, 24630911086, 109759215338, 491060888588, 2204938828766, 9933016712348, 44881199711338
(list; graph; refs; listen; history; internal format)
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