11992 → 1993+11492 → 1490-2
21751 → 1758+71634 → 1628-6
31638 → 1645+71556 → 1547-9
41993 → 1995+21547 → 1544-3
51628 → 1633+51490 → 1483-7
61758 → 1765+71645 → 1639-6
71995 → 2000+51765 → 1760-5
81633 → 1639+61544 → 1534-10
91483 → 1496+131639 → 1628-11