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A163997
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Primes with an even number of partitions.
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4
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2, 11, 19, 31, 47, 59, 79, 97, 101, 103, 109, 113, 131, 137, 149, 151, 163, 167, 179, 191, 197, 227, 241, 271, 307, 317, 337, 347, 353, 359, 379, 383, 397, 409, 419, 431, 439, 449, 487, 503, 509, 521, 523, 541, 557, 563, 569, 571, 577, 599, 607, 631, 641, 643
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OFFSET
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1,1
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LINKS
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EXAMPLE
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11 is in the sequence because the number of partitions of 11 is equal to 56 and 56 is an even number.
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MATHEMATICA
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Select[Prime[Range[200]], EvenQ[PartitionsP[#]]&] (* Harvey P. Dale, Jul 01 2019 *)
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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