A004898 Numbers that are the sum of at most 3 nonzero 10-th powers.

0, 1, 2, 3, 1024, 1025, 1026, 2048, 2049, 3072, 59049, 59050, 59051, 60073, 60074, 61097, 118098, 118099, 119122, 177147, 1048576, 1048577, 1048578, 1049600, 1049601, 1050624, 1107625, 1107626, 1108649, 1166674, 2097152, 2097153, 2098176