Multiple choice general knowledge math & puzzles 1,7,61,___,4541 527 427 321 441 Reveal answer Fill a bubble to check yourself A Correct answer Explanation The sequence follows the pattern n_next = 8n + 3^k where k increments: 1 → 8(1) + (-1) = 7, 7 → 8(7) + 5 = 61, 61 → 8(61) + 39 = 527, 527 → 8(527) + 325 = 4541. The answer 527 fits this pattern.