OFFSET
1,2
LINKS
Michael De Vlieger, Table of n, a(n) for n = 1..336
EXAMPLE
MATHEMATICA
Denominator @ Accumulate[Table[(-1)^(k + 1)/k^7, {k, 1, 13}]] (* Amiram Eldar, May 08 2020 *)
PROG
(PARI) a(n) = denominator(sum(k=1, n, (-1)^(k+1)/k^7)); \\ Michel Marcus, May 08 2020
CROSSREFS
KEYWORD
nonn,frac
AUTHOR
Petros Hadjicostas, May 07 2020
STATUS
approved