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 A354628 #7 Jun 14 2023 07:46:51 %S A354628 3,6,8,5,5,1,7,9,8,0,2,8,5,8,1,5,3,3,3,6,2,3,0,3,1,4,3,9,1,5,9,9,3,8, %T A354628 1,3,6,3,8,1,7,6,9,5,8,8,5,1,5,1,7,2,6,5,9,8,4,3,9,7,1,6,1,6,2,3,1,5, %U A354628 1,9,5,8,6,3,8,7,8,7,7,6,6,5,6,0,9,4,5,0,3,7,1,4,3,8,8,2 %N A354628 Decimal expansion of the negated digamma function at 2/7. %H A354628 <a href="/index/Di#differential_equations">Index entries for sequences related to the digamma function</a>. %e A354628 psi(2/7) = -3.6855179802858... %t A354628 RealDigits[PolyGamma[2/7], 10, 120][[1]] (* _Amiram Eldar_, Jun 14 2023 *) %o A354628 (PARI) -psi(2/7) \\ _Amiram Eldar_, Jun 14 2023 %Y A354628 Cf. A354627, A354629, A354630, A354631, A354632. %K A354628 nonn,cons %O A354628 1,1 %A A354628 _R. J. Mathar_, Jun 01 2022