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A052325
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Number of asymmetric rooted trees with a forbidden limb of length 3.
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0
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1, 1, 1, 1, 1, 2, 4, 8, 15, 30, 60, 122, 249, 513, 1061, 2210, 4620, 9708, 20472, 43337, 92023, 196018, 418653, 896485, 1924154, 4139014, 8921349, 19266067, 41679483, 90318082, 196020800, 426055601, 927317334, 2020949226, 4409764169
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