| 1, 0, 1, 3, 1, 9, 19, 18, 91, 165, 271, 990, 1765, 3843, 11467, 21630, 53299, 140724, 287119, 736101, 1818235, 3982044, 10225117, 24521409, 56584243, 143641017, 341948179, 816095982, 2045559205, 4888806237, 11897144767, 29540684052
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