Search a number
congruent n.  and  gapful n.

First numbers that belong to both sets:

110, 120, 135, 143, 150, 154, 165, 180, 190, 198, 220, 231, 240, 253, 260, 280, 286, 330, 341, 352, 374, 390, 405, 440, 462, 480, 495, 500, 550, 561, 572, 583, 600, 660, 671, 693, 700, 781, 792, 880, 990, 1005, 1008, 1020, 1030, 1037, 1040, 1053, 1060, 1070, 1080, 1095, 1110, 1111, 1120, 1125, 1134, 1136, 1140, 1150, 1155, 1159, 1180, 1183, 1185, 1190, 1204, 1207, 1212, 1215, 1221, 1230, 1240, 1245, 1270, 1272, 1278, 1280, 1300, 1305, 1310, 1320, 1330, 1332, 1335, 1340, 1344, 1349, 1350, 1360, 1365, 1368, 1376, 1390, 1392, 1400, 1414, 1430, 1443, 1455, 1460, 1470, 1484, 1485, 1500, 1510, 1520, 1536, 1550, 1551, 1560, 1573, 1575, 1580, 1590, 1605, 1610, 1616, 1620, 1624, 1630, 1632, 1635, 1638, 1640, 1660, 1661, 1670, 1692, 1694, 1695, 1703, 1710, 1717, 1720, 1725, 1750, 1752, 1760, 1770, 1776, 1780, 1785, 1790, 1812, 1815, 1820, 1830, 1845, 1856, 1860, 1870, 1872, 1880, 1887, 1890, 1904, 1908, 1910, 1919, 1920, 1935, 1940, 1950, 1965, 1974, 1980, 1990, 1991, 1995, 1998, 2000, 2020, 2040, 2059, 2093, 2100, 2125, 2128, 2140, 2160, 2175, 2184, 2200, 2222, 2236, 2260, 2268, 2300, 2320, 2325, 2332, 2340, 2349, 2360, 2366, 2375, 2400, 2408, 2420, 2424, 2460, 2496, 2520, 2525, 2541, 2544, 2548, 2552, 2575, 2580, 2620, 2639, 2640, 2662, 2680, 2725, 2727, 2740, 2751, 2756, 2772, 2775, 2780, 2783, 2784, 2800, 2840, 2880, 2886, 2900, 2904, 2925, 2929, 2940, 2968, 2975, 2997, 3000, 3003, 3030, 3045, 3060, 3078, 3090, 3094, 3096, 3150, 3159, 3185, 3255, 3270, 3325, 3333, 3360, 3367, 3390, 3392, 3420, 3434, 3450, 3456, 3458, 3480, 3510, 3535, 3540, 3549, 3552, 3570, 3604, 3605, 3630, 3636, 3660, 3663, 3690, 3750, 3751, 3774.

Some larger examples :