Compute values for rational magnitude powers #2

Job	Run time
std::format none C++20 Clang-18 Release	3m 46s
std::format none C++20 Clang-18 Debug	2m 56s
std::format none C++23 Clang-18 Release	1m 56s
std::format none C++23 Clang-18 Debug	2m 1s
std::format gsl-lite C++20 Clang-18 Release	3m 13s
std::format gsl-lite C++20 Clang-18 Debug	2m 38s
std::format gsl-lite C++23 Clang-18 Release	1m 50s
std::format gsl-lite C++23 Clang-18 Debug	1m 49s
std::format ms-gsl C++20 Clang-18 Release	3m 6s
std::format ms-gsl C++20 Clang-18 Debug	2m 38s
std::format ms-gsl C++23 Clang-18 Release	1m 52s
std::format ms-gsl C++23 Clang-18 Debug	1m 54s
fmtlib none C++20 Clang-18 Release	2m 52s
fmtlib none C++20 Clang-18 Debug	3m 5s
fmtlib none C++23 Clang-18 Release	2m 34s
fmtlib none C++23 Clang-18 Debug	2m 15s
fmtlib gsl-lite C++20 Clang-18 Release	3m 19s
fmtlib gsl-lite C++20 Clang-18 Debug	3m 19s
fmtlib gsl-lite C++23 Clang-18 Release	1m 52s
fmtlib gsl-lite C++23 Clang-18 Debug	1m 48s
fmtlib ms-gsl C++20 Clang-18 Release	3m 4s
fmtlib ms-gsl C++20 Clang-18 Debug	2m 37s
fmtlib ms-gsl C++23 Clang-18 Release	1m 47s
fmtlib ms-gsl C++23 Clang-18 Debug	2m 5s
	1h 0m 16s

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