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Related: Landau's function (OEIS A000793)
Background
Landau's function \$g(n)\$ is defined as the largest order of permutation of \$n\$ elements, which is equal to \$\max(\operatorname{lcm}(a_1,a_2,\cdots,a_i))\$ where \$a_1,a_2,\cdots,a_i\$ is an integer partition of \$n\$.
We can extend this to...