11752 → 1760+81667 → 1660-7
21760 → 1767+71660 → 1652-8
31991 → 1995+41731 → 1725-6
41995 → 1999+41725 → 1719-6
51767 → 1774+71719 → 1707-12
61774 → 1781+71707 → 1697-10
71999 → 2002+31652 → 1649-3
82002 → 2005+31649 → 1646-3
91781 → 1793+122005 → 1991-14
101793 → 1805+121991 → 1978-13