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Search: id:A090919
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| A090919 |
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Primes arising as the arithmetic mean of first n terms of A090918. |
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+0
2
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| 3, 5, 7, 11, 17, 23, 31, 43, 73, 101, 131, 157, 191, 239, 293, 379, 571, 757, 937, 1123, 1301, 1481, 1697, 1907, 2113, 2371, 2617, 2857, 3121, 3389, 3709, 4021, 4337, 4637, 4937, 5227, 5503, 5779, 6047, 6311, 6569, 6829, 7079, 7349, 7639, 7927, 8263, 8599
(list; graph; listen)
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OFFSET
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1,1
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COMMENT
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a(1000) = 13918649. - Rick L. Shepherd (rshepherd2(AT)hotmail.com), Mar 08 2004
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PROGRAM
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(PARI) {terms=100; A090918=A090919=vector(terms); A090918[1]=A090919[1]=3; s=0; for(k=2, terms, s=s+A090918[k-1]; p=A090918[k-1]+1; until(isprime(p) && (denominator((s+p)/k)==1) && isprime((s+p)/k), p++); A090918[k]=p; A090919[k]=(s+p)/k; print1(A090919[k], ", ") ); A090919}
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CROSSREFS
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Cf. A090940, A090941, A090918.
Sequence in context: A094342 A045397 A108539 this_sequence A065557 A024967 A135246
Adjacent sequences: A090916 A090917 A090918 this_sequence A090920 A090921 A090922
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KEYWORD
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nonn
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AUTHOR
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Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Dec 16 2003
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EXTENSIONS
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Corrected and extended by Rick L. Shepherd (rshepherd2(AT)hotmail.com), Mar 08 2004
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