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Search: id:A051884
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| A051884 |
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Smallest number larger than the previous term which is not a prime but is relatively prime to the previous term. |
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+0
4
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| 1, 4, 9, 10, 21, 22, 25, 26, 27, 28, 33, 34, 35, 36, 49, 50, 51, 52, 55, 56, 57, 58, 63, 64, 65, 66, 85, 86, 87, 88, 91, 92, 93, 94, 95, 96, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 143, 144, 145, 146, 147, 148, 153, 154, 155, 156, 161, 162, 169
(list; graph; listen)
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OFFSET
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1,2
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REFERENCES
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A. Murthy, Exploring some new ideas on Smarandache type sets, functions and sequences, Smarandache Notions Journal Vol. 11, N 1-2-3 Spring 2000
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LINKS
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T. D. Noe, Table of n, a(n) for n=1..1000
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MAPLE
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with(numtheory); i:=4; k:=5; while(k < 100) do while(order(k, i) = FAIL or isprime(k)) do k:=k+1; end do; print(k); i:= k; k:=k+1; end do; - Ben Thurston (benthurston27(AT)yahoo.com), Feb 08 2007
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CROSSREFS
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Cf. A085084.
Sequence in context: A102837 A004631 A119718 this_sequence A131368 A131457 A072525
Adjacent sequences: A051881 A051882 A051883 this_sequence A051885 A051886 A051887
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KEYWORD
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nonn,nice,easy
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AUTHOR
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Felice Russo (felice.russo(AT)katamail.com), Dec 15 1999
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EXTENSIONS
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More terms from James A. Sellers (sellersj(AT)math.psu.edu), Dec 16 1999
Definition corrected by Franklin T. Adams-Watters (FrankTAW(AT)Netscape.net), Sep 19 2006
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