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A046452
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Concatenation of the 3 prime factors of composite a(n) is a palindrome.
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3
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8, 27, 125, 343, 429, 507, 795, 1309, 1331, 1533, 1547, 1587, 2023, 2097, 3633, 3897, 5289, 5295, 5547, 6597, 7833, 8029, 8427, 9583, 9795, 12207, 12795, 13489, 13573, 14133, 14147, 14295, 15463, 15549, 15987, 16233, 17295, 20667, 22139, 28273
(list; graph; refs; listen; history; internal format)
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