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A119174
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Triangular numbers composed of digits {2,6,8}.
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2
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6, 28, 66, 666, 2628, 228826, 828828, 2222886, 66268828, 222868828, 286262628, 628262628, 688668828, 862266628, 2266226826, 622686668286628, 866688628826628, 68262228626828682628, 288626826822666288666
(list; graph; refs; listen; history; internal format)
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