←1
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…3,0123,0133,0143,0153,016…3,0173,0183,0193,0203,0213,0223,0233,0243,0253,0263,0273,0283,0293,0303,0313,0323,0333,0343,0353,0363,0373,0383,0393,0403,0413,0423,0433,0443,0453,0463,0473,0483,0493,0503,0513,0523,0533,0543,0553,0563,0573,0583,0593,0603,0613,0623,0633,0643,0653,0663,0673,0683,0693,0703,0713,0723,0733,0743,0753,0763,0773,0783,0793,0803,0813,0823,0833,0843,0853,0863,0873,0883,0893,0903,0913,0923,0933,0943,0953,0963,0973,0983,0993,1003,1013,1023,1033,1043,1053,1063,1073,1083,1093,1103,1113,1123,1133,1143,1153,1163,1173,1183,1193,1203,1213,1223,1233,1243,1253,1263,1273,1283,1293,1303,1313,1323,1333,1343,1353,1363,1373,1383,1393,1403,1413,1423,1433,1443,1453,1463,1473,1483,1493,1503,1513,1523,1533,1543,1553,1563,1573,1583,1593,1603,1613,1623,1633,1643,1653,1663,1673,1683,1693,1703,1713,1723,1733,1743,1753,1763,1773,1783,1793,1803,1813,1823,1833,1843,1853,1863,1873,1883,1893,1903,1913,1923,1933,1943,1953,1963,1973,1983,1993,2003,2013,2023,2033,2043,2053,2063,2073,2083,2093,2103,2113,2123,2133,2143,2153,2163,2173,2183,2193,2203,2213,2223,2233,2243,2253,2263,2273,2283,2293,2303,2313,2323,2333,2343,2353,2363,2373,2383,2393,2403,2413,2423,2433,2443,2453,2463,2473,2483,2493,2503,2513,2523,2533,2543,2553,2563,2573,2583,2593,2603,2613,2623,2633,2643,2653,2663,2673,2683,2693,2703,2713,2723,2733,2743,2753,2763,2773,2783,2793,2803,2813,2823,2833,2843,2853,2863,2873,2883,2893,2903,2913,2923,2933,2943,2953,2963,2973,2983,2993,3003,3013,3023,3033,3043,3053,3063,3073,308
3309→