000,001,002,003,004,006,008,011,012,013,014,022,023,024,026,028,033,034,044,046,048,066,068,088,222,223,224,226,228,233,234,244,246,248,266,268, 12SUMS--2.1 and 1.2 and 123 Patterns 1.3-3.1-2.3-3;2-3.3 Just practice