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Search: id:A088731
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| A088731 |
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Numbers of the form p^p - 3 where p is prime. |
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+0
2
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| 1, 24, 3122, 823540, 285311670608, 302875106592250, 827240261886336764174, 1978419655660313589123976, 20880467999847912034355032910564, 2567686153161211134561828214731016126483466
(list; graph; listen)
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OFFSET
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1,2
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COMMENT
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Sum of reciprocals = 1.041988188435472536468359944..
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PROGRAM
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(PARI) ptop(n, m) = { sr=0; forprime(x=2, n, y=x^x-m; print1(y", "); sr += 1.0/y; ); print(); print(sr) }
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CROSSREFS
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Sequence in context: A060902 A090444 A001512 this_sequence A072529 A159681 A071639
Adjacent sequences: A088728 A088729 A088730 this_sequence A088732 A088733 A088734
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KEYWORD
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nonn
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AUTHOR
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Cino Hilliard (hillcino368(AT)gmail.com), Nov 23 2003
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