A365251 Decimal expansion of the absolute value of psi^(4)(1), the fourth derivative of the digamma function at 1.
2, 4, 8, 8, 6, 2, 6, 6, 1, 2, 3, 4, 4, 0, 8, 7, 8, 2, 3, 1, 9, 5, 2, 7, 7, 1, 6, 7, 4, 9, 6, 8, 8, 2, 0, 0, 3, 3, 3, 6, 9, 9, 4, 2, 0, 6, 8, 0, 4, 5, 9, 0, 7, 4, 8, 7, 3, 8, 0, 6, 2, 4, 2, 6, 9, 6, 9, 1, 2, 8, 6, 1, 5, 4, 8, 7, 0, 7, 5, 5, 6, 2, 9, 4, 4, 1, 0, 3, 4, 5, 5, 7
Offset: 2
Examples
psi^(4)(1) = -24.88626612344087823195277167496882...
Programs
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Maple
evalf(Psi(4,1)) ;
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Mathematica
RealDigits[24*Zeta[5], 10, 100][[1]] (* Amiram Eldar, Aug 29 2023 *)
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PARI
psi''''(1) \\ Michel Marcus, Aug 29 2023
Formula
Equals 24*A013663.