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A346716 a(n) = numerator(Sum_{k=1..2*n} Bernoulli(1 + k) / ((1 + k) * k^(1 + k))). 2
0, 1, 809, 17696929, 29148363745769, 13802156299837263870439, 51192911535225069982129975520643227, 15505058537999075182938597423297191148526445182931, 25740819838475027138304706528711851561870640774224535090837 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,3
LINKS
MATHEMATICA
r[n_] := Sum[BernoulliB[1 + k] / ((1 + k) * k^(1 + k)), {k, 1, 2*n}];
Table[r[n], {n, 0, 10}] // Numerator
PROG
(PARI) a(n) = numerator(sum(k=1, 2*n, bernfrac(1+k)/((1+k)*k^(1+k)))); \\ Michel Marcus, Aug 12 2021
CROSSREFS
Cf. A346717 (denominator), A346718 (rational limit).
Sequence in context: A265984 A332848 A160561 * A156404 A282376 A203844
KEYWORD
nonn,frac
AUTHOR
Peter Luschny, Aug 11 2021
STATUS
approved

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Last modified April 12 20:17 EDT 2024. Contains 371636 sequences. (Running on oeis4.)