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Search: id:A037066
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| A037066 |
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a(n)-th prime is the smallest prime containing exactly n 7's. |
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+0
2
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| 4, 59, 275, 4924, 58623, 506877, 4546755, 30224014, 87818618, 2836649805, 14748299309, 251285857122, 603200604933
(list; graph; listen)
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OFFSET
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1,1
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LINKS
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Andrew R. Booker, The Nth Prime Page
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MATHEMATICA
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(* see A037067 for f *) PrimePi[ Table[ f[n, 7], {n, 1, 12}]]
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CROSSREFS
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Cf. A037067, A034388.
Sequence in context: A109056 A155204 A144992 this_sequence A113251 A093597 A126754
Adjacent sequences: A037063 A037064 A037065 this_sequence A037067 A037068 A037069
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KEYWORD
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nonn,base,hard
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AUTHOR
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Patrick De Geest (pdg(AT)worldofnumbers.com), Jan 04 1999.
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