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A106735
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Numbers n such that n == prime(m) (mod prime(m+1)) for any m.
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1
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2, 3, 5, 7, 8, 11, 12, 13, 14, 17, 18, 19, 20, 23, 24, 26, 28, 29, 30, 31, 32, 33, 35, 36, 37, 38, 40, 41, 42, 43, 44, 47, 48, 50, 51, 52, 53, 54, 55, 56, 58, 59, 60, 61, 62, 63, 64, 65, 67, 68, 71, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 86, 88, 89, 90, 91, 92, 93, 95
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OFFSET
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1,1
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LINKS
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EXAMPLE
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24 because 24 mod 13 = 11. 40 because 40 mod 7 = 5. 51 because 51 mod 11 = 7.
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MAPLE
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N:= 500: # for all terms <= N
p:= 2:
S:= {}:
while p <= N do
q:= nextprime(p);
S:= S union {seq(i, i=p..N, q)};
p:= q;
od:
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MATHEMATICA
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nn=150; u={}; Do[lst=Prime[i]+Range[0, Ceiling[nn/Prime[i+1]]]Prime[i+1]; u=Union[u, lst], {i, PrimePi[nn]}]; Intersection[u, Range[nn]] (Noe)
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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Christopher M. Tomaszewski (cmt1288(AT)comcast.net), May 14 2005
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EXTENSIONS
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Corrected and extended by T. D. Noe, Oct 25 2005
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STATUS
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approved
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