p = 3, q = 5, n = 15: x = 1 + 3 x = 4 = p * 1 + 1 + 7 x = 11 = q * 2 + 1 + 3 x = 14 p = 3, q = 7, n = 21: x = 1 + 7 x = 8 = q * 1 + 1 + 5 x = 13 = p * 4 + 1 + 7 x = 20 p = 3, q = 11, n = 33: x = 1 + 9 x = 10 = p * 3 + 1 + 13 x = 23 = q * 2 + 1 + 9 x = 32 p = 3, q = 13, n = 39: x = 1 + 13 x = 14 = q * 1 + 1 + 11 x = 25 = p * 8 + 1 + 13 x = 38 p = 5, q = 3, n = 15: x = 1 + 3 x = 4 = q * 1 + 1 + 7 x = 11 = p * 2 + 1 + 3 x = 14 p = 5, q = 7, n = 35: x = 1 + 5 x = 6 = p * 1 + 1 + 23 x = 29 = q * 4 + 1 + 5 x = 34 p = 5, q = 11, n = 55: x = 1 + 20 x = 21 = p * 4 + 1 + 13 x = 34 = q * 3 + 1 + 20 x = 54 p = 5, q = 13, n = 65: x = 1 + 13 x = 14 = q * 1 + 1 + 37 x = 51 = p * 10 + 1 + 13 x = 64 p = 7, q = 3, n = 21: x = 1 + 7 x = 8 = p * 1 + 1 + 5 x = 13 = q * 4 + 1 + 7 x = 20 p = 7, q = 5, n = 35: x = 1 + 5 x = 6 = q * 1 + 1 + 23 x = 29 = p * 4 + 1 + 5 x = 34 p = 7, q = 11, n = 77: x = 1 + 33 x = 34 = q * 3 + 1 + 9 x = 43 = p * 6 + 1 + 33 x = 76 p = 7, q = 13, n = 91: x = 1 + 26 x = 27 = q * 2 + 1 + 37 x = 64 = p * 9 + 1 + 26 x = 90 p = 11, q = 3, n = 33: x = 1 + 9 x = 10 = q * 3 + 1 + 13 x = 23 = p * 2 + 1 + 9 x = 32 p = 11, q = 5, n = 55: x = 1 + 20 x = 21 = q * 4 + 1 + 13 x = 34 = p * 3 + 1 + 20 x = 54 p = 11, q = 7, n = 77: x = 1 + 33 x = 34 = p * 3 + 1 + 9 x = 43 = q * 6 + 1 + 33 x = 76 p = 11, q = 13, n = 143: x = 1 + 11 x = 12 = p * 1 + 1 + 119 x = 131 = q * 10 + 1 + 11 x = 142 p = 13, q = 3, n = 39: x = 1 + 13 x = 14 = p * 1 + 1 + 11 x = 25 = q * 8 + 1 + 13 x = 38 p = 13, q = 5, n = 65: x = 1 + 13 x = 14 = p * 1 + 1 + 37 x = 51 = q * 10 + 1 + 13 x = 64 p = 13, q = 7, n = 91: x = 1 + 26 x = 27 = p * 2 + 1 + 37 x = 64 = q * 9 + 1 + 26 x = 90 p = 13, q = 11, n = 143: x = 1 + 11 x = 12 = q * 1 + 1 + 119 x = 131 = p * 10 + 1 + 11 x = 142