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A133645 Integers arising in A133677. 1
2, 5, 15, 77, 187, 345, 551, 1107, 1457, 1855, 2301, 3337, 4565, 5251, 6767, 7597, 8475, 11397, 12467, 14751, 18537, 19895, 21301, 24257, 25807, 34277, 36115, 38001, 41917, 43947, 46025, 48151, 52547, 57135, 64377, 66887, 80157, 82955, 85801 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..39.

MATHEMATICA

Union[Table[If[IntegerQ[Prime[n]*(2*Prime[n] - 1)/3], Prime[n]*(2*Prime[n] - 1)/3, {}], {n, 1, 100}]]

CROSSREFS

Sequence in context: A158079 A090091 A268122 * A090130 A090140 A032267

Adjacent sequences: A133642 A133643 A133644 * A133646 A133647 A133648

KEYWORD

nonn

AUTHOR

Roger L. Bagula, Dec 28 2007

STATUS

approved

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Last modified March 20 05:18 EDT 2023. Contains 361358 sequences. (Running on oeis4.)