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Search: id:A118001
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| 1, 2, 4, 4, 5, 7, 7, 11, 9, 11, 11, 13, 13, 15, 15, 17, 17, 19, 19, 21, 21, 23, 23, 25, 25, 27, 27, 29, 29, 31, 31, 33, 33, 35, 35, 37, 37, 39, 39, 41, 41, 43, 43, 45, 45, 47, 47, 49, 49, 51, 51, 53, 53, 55, 55, 57, 57, 59, 59, 61, 61, 63, 63, 65, 65, 67, 67, 69, 69, 71, 71, 73
(list; graph; listen)
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OFFSET
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1,2
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MAPLE
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A118000 := proc(nmax) local a, n ; a := [0] ; while nops(a) < nmax do n := nops(a) ; while gcd(n, op(-1, a)) <> 1 do n := n+1 ; od ; a := [op(a), op(-1, a)+n] ; od ; RETURN(a) ; end: a118000 := A118000(100) : for n from 1 to nops(a118000)-1 do printf("%d, ", op(n+1, a118000)- op(n, a118000)) ; od ; - R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Jun 06 2007
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CROSSREFS
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Cf. A118000, A118003.
Sequence in context: A085898 A058568 A058679 this_sequence A111138 A035625 A132128
Adjacent sequences: A117998 A117999 A118000 this_sequence A118002 A118003 A118004
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KEYWORD
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nonn
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AUTHOR
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Leroy Quet (qq-quet(AT)mindspring.com), Apr 09 2006
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EXTENSIONS
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Corrected and extended by R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Jun 06 2007
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