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A329533
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First differences of A051924, or second differences of Central binomial coefficients A000984.
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0
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3, 10, 36, 132, 490, 1836, 6930, 26312, 100386, 384540, 1478048, 5697720, 22019556, 85284920, 330961950, 1286562960, 5009003250, 19528599420, 76231136520, 297910080600, 1165429743660, 4563490674600, 17884841191620, 70148829799152, 275344923755700, 1081512966189656, 4250730282412320
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OFFSET
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0,1
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LINKS
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FORMULA
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MATHEMATICA
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Differences[#, 2] &@ Array[Binomial[2 #, #] &, 29, 0] (* Michael De Vlieger, Nov 15 2019 *)
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PROG
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(PARI) C=vector(30, n, binomial(2*n--, n)); C=C[^1]-C[^-1]; C=C[^1]-C[^-1]
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CROSSREFS
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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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