On Uniform (1≤Ii≤3) n‐fold {∣IouterM(i1⋅⋅⋅in)〉} dual tensorial sets, spin irreps from SU(3≤m)×𝒮n⊃⋅⋅⋅⊃𝒮n weight sets: a direct role for 𝒩(λ⊢n)‐partitional catalogs of 𝒮n combinatorics in spin physics