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Search: id:A118335
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| A118335 |
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a(n)= smallest multiple of (p(n+1)-p(n)) which is >= p(n+1), where p(m) is the m-th prime. |
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2
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| 3, 6, 8, 12, 14, 20, 20, 24, 30, 32, 42, 44, 44, 48, 54, 60, 62, 72, 72, 74, 84, 84, 90, 104, 104, 104, 108, 110, 116, 140, 132, 138, 140, 150, 152, 162, 168, 168, 174, 180, 182, 200, 194, 200, 200, 216, 228, 228, 230, 236, 240, 242, 260, 258, 264, 270, 272, 282
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OFFSET
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1,1
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COMMENT
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a(n) - A118336(n) = 2 *(p(n+1) -p(n)). a(n) - A113709(n) = p(n+1) -p(n), for n>= 2.
a(n)<a(n-1) for n: 31,43,54,83,98,100,116,122,140,142,155,163,169,173,178,..., . - Robert G. Wilson v (rgwv(at)rgwv.com), Apr 27 2006
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MATHEMATICA
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f[n_] := Block[{m = Prime[n + 1] - Prime[n]}, k = Mod[m, Prime[n + 1]]; While[k < Prime[n + 1], k += m]; k]; Array[f, 58] - Robert G. Wilson v (rgwv(at)rgwv.com), Apr 27 2006
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CROSSREFS
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Cf. A113709, A118336.
Sequence in context: A126862 A092998 A135731 this_sequence A077024 A082873 A006048
Adjacent sequences: A118332 A118333 A118334 this_sequence A118336 A118337 A118338
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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 25 2006
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EXTENSIONS
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More terms from Robert G. Wilson v (rgwv(at)rgwv.com), Apr 27 2006
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