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A017309
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a(n) = (10*n + 3)^5.
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1
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243, 371293, 6436343, 39135393, 147008443, 418195493, 992436543, 2073071593, 3939040643, 6956883693, 11592740743, 18424351793, 28153056843, 41615795893, 59797108943, 83841135993, 115063617043
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OFFSET
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0,1
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LINKS
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FORMULA
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G.f.: (243 + 369835*x + 4212230*x^2 + 6081870*x^3 + 1319015*x^4 + 16807*x^5)/(x-1)^6. - R. J. Mathar, Mar 20 2018
a(n) = 6*a(n-1) - 15*a(n-2) + 20*a(n-3) - 15*a(n-4) + 6*a(n-5) - a(n-6). - Wesley Ivan Hurt, Aug 17 2021
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MATHEMATICA
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PROG
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CROSSREFS
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KEYWORD
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nonn,easy
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AUTHOR
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STATUS
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approved
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