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Search: id:A095365
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| A095365 |
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Primes p such that f(q) < f(p) for all primes q < p, where f(p) = LCM(2-1, 3-1, 5-1, 7-1, 11-1,..., p-1). |
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+0
3
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| 2, 3, 5, 7, 11, 17, 19, 23, 29, 47, 53, 59, 83, 97, 101, 103, 107, 109, 149, 163, 167, 173, 179, 191, 193, 197, 227, 251, 257, 263, 269, 283, 293, 311, 317, 347, 359, 367, 383, 389, 467, 479, 487, 503, 509, 557, 563, 569, 587, 607, 619, 643, 653, 677, 709, 719
(list; graph; listen)
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OFFSET
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1,1
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COMMENT
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A058255 gives the values of f(p) for the primes p in this sequence. The odd primes in this sequence seem to be the only values appearing in A095366.
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EXAMPLE
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13 is not a member of this sequence because f(11) = f(13) = 60.
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MATHEMATICA
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nn=200; lst={}; lcm=1; Do[p=Prime[i]; newLCM=LCM[lcm, p-1]; If[newLCM>lcm, lcm=newLCM; AppendTo[lst, p]], {i, 2, nn}]; lst
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CROSSREFS
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Sequence in context: A040085 A040049 A092787 this_sequence A042989 A089084 A090481
Adjacent sequences: A095362 A095363 A095364 this_sequence A095366 A095367 A095368
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KEYWORD
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nonn
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AUTHOR
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T. D. Noe (noe(AT)sspectra.com), Jun 03 2004
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