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Search: id:A152276
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| A152276 |
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Number of 4's among the digits of all n-digit primes. |
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+0
10
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| 0, 3, 31, 326, 3412, 35234, 358468, 3625027, 36582450, 368381208, 3704525518
(list; graph; listen)
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OFFSET
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1,2
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CROSSREFS
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Cf. A130817, A152272, A152273, A152274, A152275, A152277, A152278, A152279, A152280, A152281.
Sequence in context: A089289 A011545 A011546 this_sequence A136024 A051200 A136596
Adjacent sequences: A152273 A152274 A152275 this_sequence A152277 A152278 A152279
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KEYWORD
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base,nonn
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AUTHOR
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Jon E. Schoenfield (jonscho(AT)hiwaay.net), Dec 01 2008
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