“…When ≡ 0 (mod 5) or ≡ 0, 1 (mod 5), the conclusion follows from Theorem 1.3. When ∈ {2, 3,4,6,7,8,9,11,12,13, 14}, the conclusion follows from Examples 1.5 and 4.3, Lemmas 2.1-2.4, 5.1, 5.8 and Lemmas 5.12-5.19. When ≡ 1, 2, 3, 4 (mod 5) and ≥ 16, the conclusion follows from Lemma 5.20.…”