A354630 - OEIS

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A354630

Decimal expansion of the negated digamma function at 4/7.

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

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OFFSET

1,2

LINKS

Table of n, a(n) for n=1..93.

Index entries for sequences related to the digamma function.

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