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A332666
Denominators of higher order Bernoulli numbers.
0
2, 4, 12, 24, 20, 24, 840, 16, 180, 840, 440, 720, 6552, 112, 240, 7392, 2380, 72, 207480, 560, 27720, 55440, 2576, 10080, 397800, 2288, 23760, 12768, 2320, 1440, 44684640, 45760, 6732, 985320, 1400, 4752, 1266665400, 304304, 28080, 30240, 2146760, 314160, 59915856, 160160, 7534800, 14305632
OFFSET
0,1
LINKS
N. E. Nørlund, Vorlesungen über Differenzenrechnung, Springer, 1924, p. 461 and p. 147.
MATHEMATICA
a[n_] := Integrate[Product[t - i, {i, 1, 2 n + 1}], {t, 0, 1}] // Denominator // Abs; a /@ Range[0, 45]
CROSSREFS
Cf. A213447 (numerators).
Sequence in context: A052416 A059322 A163908 * A230481 A212169 A108720
KEYWORD
nonn,frac
AUTHOR
Vincenzo Librandi, Apr 06 2020
STATUS
approved