This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A354644 #10 Jun 14 2023 07:43:19 %S A354644 7,5,4,9,2,6,9,4,9,9,4,7,0,5,1,3,9,1,8,8,6,3,8,4,0,2,7,1,8,2,4,9,5,5, %T A354644 1,9,5,9,2,9,6,0,1,5,1,6,0,0,1,4,6,0,0,9,2,2,7,0,2,7,9,3,2,2,6,4,0,9, %U A354644 8,6,1,5,7,8,0,2,1,6,0,5,5,8,5,2,3,1,9,2,8,0,1,1,9 %N A354644 Decimal expansion of the negated digamma function at 9/10. %H A354644 <a href="/index/Di#differential_equations">Index entries for sequences related to the digamma function</a>. %e A354644 psi(9/10) = -0.75492694994705... %t A354644 RealDigits[PolyGamma[9/10], 10, 120][[1]] (* _Amiram Eldar_, Jun 14 2023 *) %o A354644 (PARI) psi(9/10) \\ _Michel Marcus_, Jun 02 2022 %Y A354644 Cf. A306716, A354642, A354643. %K A354644 nonn,cons %O A354644 0,1 %A A354644 _R. J. Mathar_, Jun 01 2022