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A139618
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a(n) = 153*n + 18.
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5
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18, 171, 324, 477, 630, 783, 936, 1089, 1242, 1395, 1548, 1701, 1854, 2007, 2160, 2313, 2466, 2619, 2772, 2925, 3078, 3231, 3384, 3537, 3690, 3843, 3996, 4149, 4302, 4455, 4608, 4761, 4914, 5067, 5220, 5373, 5526, 5679, 5832, 5985
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OFFSET
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0,1
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COMMENTS
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Numbers of the 18th column of positive numbers in the square array of nonnegative and polygonal numbers A139600. Also, numbers of the 18th column in the square array A057145.
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LINKS
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MATHEMATICA
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153*Range[0, 40]+18 (* or *) LinearRecurrence[{2, -1}, {18, 171}, 40] (* Harvey P. Dale, May 25 2016 *)
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PROG
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CROSSREFS
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KEYWORD
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easy,nonn
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AUTHOR
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STATUS
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approved
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