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A128954
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a(n) is equal to the number of positive integers m less than or equal to 10^n such that m is not divisible by the prime 2 and is not divisible by at least one of the primes 3, 5 and 7.
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1
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50, 495, 4952, 49524, 495238, 4952381, 49523810, 495238095, 4952380952, 49523809524, 495238095238, 4952380952381, 49523809523810, 495238095238095, 4952380952380952, 49523809523809524, 495238095238095238
(list; graph; refs; listen; history; internal format)
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