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Search: id:A098085
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| A098085 |
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Primes P(n)+P(n+1)+b(n)=least prime >= P(n)+P(n+1), P(i)=i-th prime, b(n) given in A098084. |
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+0
3
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| 5, 11, 13, 19, 29, 31, 37, 43, 53, 61, 71, 79, 89, 97, 101, 113, 127, 131, 139, 149, 157, 163, 173, 191, 199, 211, 211, 223, 223, 241, 263, 269, 277, 293, 307, 311, 331, 331, 347, 353, 367, 373, 389, 397, 397, 419, 439, 457, 457, 463, 479, 487, 499, 509, 521
(list; graph; listen)
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OFFSET
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1,1
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EXAMPLE
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P(1)+P(2)=2+3=5 least prime >= 5 = 5
P(2)+P(3)=3+5=8 least prime > 8 = 11
P(3)+P(4)=5+7=12 least prime > 12 = 13
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MATHEMATICA
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f[n_] := Block[{k = 0, p = Prime[n] + Prime[n + 1]}, While[ !PrimeQ[p + k], k++ ]; p + k]; Table[ f[n], {n, 55}] (from Robert G. Wilson v Sep 24 2004)
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CROSSREFS
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Sequence in context: A153418 A079019 A023225 this_sequence A104216 A040144 A019395
Adjacent sequences: A098082 A098083 A098084 this_sequence A098086 A098087 A098088
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KEYWORD
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easy,nonn
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AUTHOR
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Pierre CAMI (pierrecami(AT)tele2.fr), Sep 13 2004
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EXTENSIONS
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More terms from Robert G. Wilson v (rgwv(AT)rgwv.com), Sep 25 2004
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