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A122055
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A Somos 9 type recursion:a(n) = (3*a(n - 1)a(n - 8) - a(n - 4)*a(n - 5))/a(n - 9).
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0
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1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 5, 14, 41, 121, 353, 989, 2393, 9397, 49121, 342793, 2842633, 24619238, 211654405, 1731275594, 11581792513, 107195509553, 1126517154817, 16124559341513, 342648008481505, 8465982933121657, 213444061953471233
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