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A061428
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Geometric mean of the digits = 4. In other words the product of the digits is = 4^k where k is the number of digits.
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2
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4, 28, 44, 82, 188, 248, 284, 428, 444, 482, 818, 824, 842, 881, 1488, 1848, 1884, 2288, 2448, 2484, 2828, 2844, 2882, 4188, 4248, 4284, 4428, 4444, 4482, 4818, 4824, 4842, 4881, 8148, 8184, 8228, 8244, 8282, 8418, 8424, 8442, 8481, 8814, 8822, 8841
(list; graph; refs; listen; history; internal format)
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