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A175971
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Denominators of 1/16-1/m^2 for some m>0, which are of the form (8*k+4)^2, sorted by increasing m.
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0
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16, 16, 144, 400, 144, 784, 1296, 400, 1936, 2704, 784, 3600, 4624, 1296, 5776, 7056, 1936, 8464, 10000, 2704, 11664, 13456, 3600, 15376, 17424, 4624, 19600, 21904, 5776, 24336, 26896, 7056, 29584, 32400, 8464, 35344, 38416, 10000, 41616, 44944, 11664, 48400, 51984, 13456, 55696
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OFFSET
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1,1
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COMMENTS
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The list of associated m is 1, 2, 3, 5, 6, 7, 9, 10, 11, 13, 14, 15, 17, 18, 19, 21, 22, 23, apparently A042968. [R. J. Mathar, Dec 07 2010]
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LINKS
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FORMULA
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Empirical g.f.: -16*x*(x^8+x^7+9*x^6+22*x^5+6*x^4+22*x^3+9*x^2+x+1) / ((x-1)^3*(x^2+x+1)^3). - Colin Barker, Oct 15 2014
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CROSSREFS
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KEYWORD
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nonn,less
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AUTHOR
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STATUS
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approved
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