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Search: id:A082973
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| A082973 |
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Fibonacci numbers which are of the form Sum{i=1..k} prime(i) for some k. |
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+0
1
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OFFSET
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0,1
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EXAMPLE
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5 is in the sequence because 5 is both Fibonacci(5) and 2+3. 2584 is Fibonacci(18) and 2+3+5+7+11+...+151+157 (first 37 primes)
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PROGRAM
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(PARI) { ps=2; pc=1; fc=1; while (fc<50, while (ps<=fibonacci(fc), if (ps==fibonacci(fc), print1(ps"; "fc", ")); ps+=prime(pc++)); fc++) }
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CROSSREFS
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Sequence in context: A119748 A101341 A079014 this_sequence A082815 A115893 A057678
Adjacent sequences: A082970 A082971 A082972 this_sequence A082974 A082975 A082976
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KEYWORD
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nonn,bref
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AUTHOR
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Jon Perry (perry(AT)globalnet.co.uk), May 28 2003
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