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A213179
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Numbers k such that 2*k is a partition number.
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12
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1, 11, 15, 21, 28, 88, 245, 396, 501, 979, 1218, 1505, 1859, 2802, 3421, 6155, 18669, 26587, 44567, 52779, 62377, 102113, 225638, 307077, 357610, 415910, 650078, 870815, 1006279, 1161760, 2043984, 3544750, 4059132, 6066082, 6924325, 7898238, 13271830
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OFFSET
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1,2
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LINKS
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FORMULA
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EXAMPLE
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11 is in the sequence because 2*11 = 22 and 22 is a partition number: p(8) = A000041(8) = 22.
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MATHEMATICA
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Select[PartitionsP[Range@200]/2, IntegerQ] (* Giovanni Resta, May 05 2013 *)
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CROSSREFS
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Cf. A000041, A052001, A213365, A216258, A217725, A217726, A222175, A222178, A222179, A225317, A225323.
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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