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A109539
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a(n) = a(n-2)+a(n-3)+a(n-4)+a(n-5)+a(n-6)+a(n-7)+a(n-8).
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0
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1, 1, 1, 1, 1, 1, 1, 1, 7, 7, 13, 19, 31, 49, 79, 127, 205, 325, 523, 835, 1339, 2143, 3433, 5497, 8803, 14095, 22573, 36145, 57883, 92689, 148429, 237685, 380617, 609499, 976021, 1562947, 2502823, 4007887, 6418021, 10277479, 16457815, 26354677
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