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A162904
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Primes 2 less than a tetrahedral number.
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1
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2, 163, 967, 4493, 9137, 32507, 39709, 47903, 67523, 176849, 221813, 708559, 1543463, 1726667, 2481113, 2997409, 3428423, 3737579, 4410547, 4775383, 5774273, 6209893, 6903563, 9001627, 9585343, 10507397, 11153833, 15596033
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OFFSET
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1,1
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COMMENTS
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Primes of the form A000292(k)-2.
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LINKS
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Robert Israel, Table of n, a(n) for n = 1..10000
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EXAMPLE
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2 = 4-2 = A000292(2)-2. 163 = 165-2 = A000292(9)-2. 967 = 969-2 = A000292(17)-2.
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MAPLE
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select(isprime, [seq(n*(n+1)*(n+2)/6-2, n=1..10^3)]); # Robert Israel, Jun 27 2019
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MATHEMATICA
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s1=s2=0; lst={}; Do[s2+=s1+=n; If[PrimeQ[s2-2], AppendTo[lst, s2-2]], {n, 2*6!}]; lst
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CROSSREFS
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Cf. A000292.
Sequence in context: A202107 A300363 A109420 * A259319 A230912 A339009
Adjacent sequences: A162901 A162902 A162903 * A162905 A162906 A162907
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KEYWORD
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nonn
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AUTHOR
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Vladimir Joseph Stephan Orlovsky, Jul 16 2009
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EXTENSIONS
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Definition rephrased by R. J. Mathar, Jul 27 2009
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STATUS
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approved
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