| 2, 0, 0, 0, 1, 1, 3, 5, 11, 22, 44, 94, 201, 438, 968, 2169, 4916, 11258, 26021, 60645, 142405, 336674, 800920, 1916169, 4608313, 11136186, 27030851, 65882701, 161192927, 395795354, 975088102, 2409758306, 5972774015, 14844843846
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