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A354630
Decimal expansion of the negated digamma function at 4/7.
6
1, 6, 4, 8, 7, 7, 0, 7, 3, 4, 9, 2, 1, 0, 7, 7, 4, 3, 8, 2, 6, 1, 9, 1, 2, 6, 7, 2, 9, 4, 4, 2, 8, 7, 7, 6, 7, 6, 2, 7, 7, 6, 0, 1, 3, 8, 8, 2, 8, 4, 1, 3, 2, 9, 5, 3, 0, 0, 3, 6, 5, 7, 2, 4, 4, 5, 1, 5, 4, 0, 4, 7, 4, 3, 8, 3, 2, 3, 2, 3, 3, 2, 3, 9, 2, 7, 0, 2, 3, 6, 8, 8, 3
OFFSET
1,2
EXAMPLE
psi(4/7) = -1.64877073492107...
MATHEMATICA
RealDigits[PolyGamma[4/7], 10, 120][[1]] (* Amiram Eldar, Jun 14 2023 *)
PROG
(PARI) -psi(4/7) \\ Amiram Eldar, Jun 14 2023
CROSSREFS
KEYWORD
nonn,cons
AUTHOR
R. J. Mathar, Jun 01 2022
STATUS
approved