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A050498
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Arithmetic progressions of at least 4 terms with common difference 6 having the same value of phi(x) start at these numbers.
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1
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72, 216, 76326, 101526, 116646, 146886, 298086, 369366, 624966, 1375926, 1532166, 1558086, 1598406, 1750326, 1789206, 1866246, 1991526, 2516406, 2540886, 2620806, 2681286, 2827446, 3151446, 3196806, 3236406, 3489126
(list; graph; refs; listen; history; internal format)
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