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A090450
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Row sums of triangle A090447.
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2
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1, 2, 5, 22, 221, 5556, 352897, 56909000, 23456163817, 24862388706622, 68125408037874461, 484697617517152241192, 8987761653844408528516645, 435751632681268773059903563592, 55389930392445599773550918556967161
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OFFSET
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0,2
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LINKS
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FORMULA
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a(n)=sum(A090447(n, m), m=0..n), n>=0.
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CROSSREFS
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Cf. A090451 (alternating row sums).
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KEYWORD
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nonn,easy
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AUTHOR
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STATUS
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approved
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