搜索号码
实际n。  自身n。

属于这两组的第一个数字:

1,20,42,64,108,132,176,198,288,312,378,400,468,512,558,580,648,714,760,828,918,984,1032,1122,1144,1188,1300,1368,1458,1480,1548,1638,1728,1794,1840,1952,1974,2088,2112,2156,2178,2200,2268,2380,2448,2538,2560,2604,2628,2784,2920,2964,3008,3078,3100,3168,3280,3348,3392,3416,3504,3528,3618,3640,3752,3864,3976,4136,4158,4180,4248,4428,4472,4720,4920,4944,5148,5192,5214,5238,5304,5328,5418,5440,5664,5776,5820,5888,6000,6048,6138,6160,6204,6272,6318,6384,6474,6496,6608,6720,6900,6968,7038,7104,7128,7194,7216,7420,7620,7644,7800,7936,7980,8118,8140,8184,8320,8364,8432,8520,8544,8610,8700,8880,8970,9040,9152,9174,9420,9600,9690,9780,9870,9960,10032,10098,10212,10300,10368,10458,10480,10660,10728,10816,11088,11178,11200,11312,11336,11448,11560,11628,11718,11920,12056,12078,12100,12168,12236,12348,12416,12460,12528,12640,12684,12864,13024,13068,13112,13158,13248,13338,13360,13696,13720,13832,13920,13944,14058,14080,14148,14238,14260,14304,14416,14418,14440,14484,14620,14664,14820,14910,15000,15048,15092,15138,15204,15228,15318,15340,15496,15520,15720,15744,15810,15834,15900,15990,16038,16060,16104,16128,16218,16240,16284,16352,16464,16576,16644,16688,16800,16912,17028,17072,17094,17184,17296,17408,17520,17544,17700,17724,17836,17880,17992,18040,18084,18354,18444,18600,18624,18690,18824,18848,18870,18960,19074,19096,19208,19320,19344,19456,19500,19680,19926,19950,20088,20178,20200,20224,20336,20358,20448,20538,20604,20628,20672,20740,20874,21008,21056,21100,21168,21280,21392,21460,21504,21528,21616,21684.

一些较大的示例: