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A010023
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a(0) = 1, a(n) = 42*n^2 + 2 for n>0.
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2
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1, 44, 170, 380, 674, 1052, 1514, 2060, 2690, 3404, 4202, 5084, 6050, 7100, 8234, 9452, 10754, 12140, 13610, 15164, 16802, 18524, 20330, 22220, 24194, 26252, 28394, 30620, 32930, 35324, 37802, 40364, 43010, 45740, 48554, 51452, 54434, 57500, 60650, 63884
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OFFSET
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0,2
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COMMENTS
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LINKS
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FORMULA
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MATHEMATICA
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Join[{1}, LinearRecurrence[{3, -3, 1}, {44, 170, 380}, 50]] (* Vincenzo Librandi, Aug 03 2015 *)
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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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