The Pell equation, by Edward Everett Whitford.

178

THE PELL EQUATION

1776 42 (7)
(12)
1777 42 6 2 8 1 9 1 1 1 4 3 3 2 1 4 1 1 2 1 27
13 37 9 69 8 51 31 48 17 24 23 27 51 16 43 39 24 59 3
2 (1) (1)
32 (39) (39)
1778 42 (6)
(14)
1779 42 5 1 1 1 1 2 1 3 3 2 1 1 (41)
15 46 35 37 42 25 50 21 23 30 35 49 (2)
1780 42 5 3 1 4 1 1 (20)
16 21 55 16 39 45 (4)
1781 42 4 1 20 (3) (3)
17 65 4 (25) (25)
1782 42 4'1 29 (42)
18 49 29 9 (2)
1783 42 4 2 3 4 2 2 27 1 2 1 6 113 4 1 8 1 1 2
19 33 23 18 31 34 3 61 22 57 11 69 6 17 62 9 46 37 27
1 1 1 1 (41)
41 38 33 51 (2)
1784 42 4 4 1 2 1 1 3 (10)
20 17 51 25 40 41 23 (8)
1785 42 (4)
(21)
1786 42 3 1 4 1 7 1 1 1 2 13 1 2 2 4 1 1 5 11
22 55 15 63 10 49 33 42 31 6 57 25 33 17 41 42 15 7
1 8 (2)
70 9 (38)
1787 42 3 1 1 1 (41)
23 46 31 53 (2)
1788 42 3 1 1 (20)
24 37 47 (4)
1789 42 3 2 1 2 4 1 1 1 1 6 2 3 1 3 3 1 27 2
25 28 45 29 17 45 36 35 47 12 35 20 53 21 20 63 3 36
3 5 2 1 4 1 20 3 11 1 3 9 6 1 (16) (16)
23 15 28 51 15 67 4 27 7 60 21 9 12 69 (5) (5)
1790 42 3 4 (8)
26 19 (10)
1791 42 3 8 7 1 1 2 1 5 1 (3)
27 10 11 45 38 25 54 13 59 (18)
1792 42 (3)
(28)
1793 42 2 1 9 1 11 5 4 1 3 1 1 1 5 1 (6)
29 53 8 71 7 16 17 56 19 47 32 49 13 64 (11)