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Search: id:A074467
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| A074467 |
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Subscript m such that Phi-Harmonic sequence, fi[m]=Sum[1/EulerPhi[k],{k,1,m}] >= n. |
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2
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| 1, 2, 4, 8, 13, 22, 38, 63, 105, 177, 296, 495, 828, 1386, 2318, 3879, 6489, 10854, 18158, 30375, 50811, 84998, 142187, 237853, 397885, 665589, 1113411, 1862534, 3115683, 5211973, 8718687
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