11740 → 1744+41383 → 1378-5
21708 → 1717+91698 → 1684-14
31744 → 1756+121684 → 1672-12
41717 → 1720+31378 → 1372-6
51720 → 1731+111756 → 1741-15
61672 → 1678+61372 → 1365-7
71741 → 1746+51365 → 1360-5
81678 → 1693+151731 → 1719-12
91693 → 1709+161746 → 1730-16
101719 → 1723+41360 → 1355-5
111709 → 1713+41355 → 1350-5
121723 → 1734+111730 → 1716-14