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A285868
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Row sums of triangle A285867.
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2
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1, 1, 4, 20, 126, 962, 8646, 89546, 1051350, 13811642, 200866326, 3205348346, 55704133590, 1047489675962, 21195507649686, 459258707587706, 10610386574074710, 260385846630175802, 6764666952807962646
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OFFSET
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0,3
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COMMENTS
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LINKS
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FORMULA
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a(n) = 1 for n = 0 and A000629(n) - n! for n >= 1.
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CROSSREFS
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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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