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A261274
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From higher-order Bernoulli numbers: denominator of D Number D2n(2n).
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3
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1, 3, 15, 21, 45, 33, 1365, 45, 765, 1995, 3465, 1035, 20475, 189, 435, 7161, 58905, 315, 959595, 4095, 142065, 148995, 108675, 14805, 2436525, 65637, 78705, 21945, 24795, 2655, 85180095, 135135, 546975, 8252055
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OFFSET
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0,2
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LINKS
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MATHEMATICA
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NorlundD[nu_, n_] := (-2)^nu NorlundB[nu, n, n/2];
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PROG
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(PARI) x='x+O('x^66); apply(denominator, select(i->i, Vec(serlaplace((x / log(x + sqrt(1+x^2))) / sqrt(1+x^2)))))
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CROSSREFS
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KEYWORD
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nonn,frac
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AUTHOR
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STATUS
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approved
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