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A157800
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Denominator of Bernoulli(n, 1/3).
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5
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1, 6, 18, 27, 810, 243, 10206, 2187, 65610, 19683, 1299078, 177147, 483611310, 1594323, 9565938, 14348907, 7317942570, 129140163, 103053850074, 1162261467, 383546284110, 10460353203, 1443528742014, 94143178827, 257010878197710
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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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Denominator[BernoulliB[Range[0, 30], 1/3]] (* Harvey P. Dale, Nov 17 2012 *)
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PROG
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(Python)
from sympy import bernoulli, Integer
def a(n): return bernoulli(n, 1/Integer(3)).denominator() # Indranil Ghosh, May 01 2017
(PARI) a(n) = my(x=1/3); denominator(eval(bernpol(n))); \\ Ruud H.G. van Tol, May 10 2024
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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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