OFFSET
1,4
EXAMPLE
1.109812351672740902597723005686164779380163256103342386792081348419831...
MAPLE
Digits := 120: ser := sort(convert(series((1-log(n)/n)^(3*n), n = infinity, 300), polynom), n): s := evalf(sum(op(1, ser), n = 1..infinity) + sum(op(2, ser), n = 1..infinity), 120): for k from 3 to nops(ser) do serx := expand(op(k, ser)): for j to nops(serx) do s := s + evalf(sum(op(j, serx), n = 1..infinity), 120) end do: print(k, s) end do:
MATHEMATICA
NSum[(1 - Log[k]/k)^(3*k), {k, 1, Infinity}, WorkingPrecision -> 40, NSumTerms -> 1000]
PROG
(PARI) sumpos(k=1, (1 - log(k)/k)^(3*k)) \\ Michel Marcus, Jun 01 2022
CROSSREFS
KEYWORD
nonn,cons
AUTHOR
Vaclav Kotesovec, Jun 01 2022
STATUS
approved