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A089288
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Euler's totient of floor(Pi*10^n), Pi=3.14....
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1
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2, 30, 156, 2088, 24480, 314158, 1570792, 15697800, 142466688, 2074821104, 20847434400, 157079632678, 2899112679360, 31222486232352, 306850390136136, 2887898768697600, 13458068181774720, 314159264051394168
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OFFSET
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0,1
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LINKS
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FORMULA
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MATHEMATICA
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Table[EulerPhi[Floor[Pi*10^n]], {n, 0, 20}] (* Harvey P. Dale, Dec 21 2015 *)
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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