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A097643
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Numbers n such that n=(d_1!!+d_2!!+...+d_k!!)-(d_1+d_2+...+d_k) where d_1 d_2 ... d_k is the decimal expansion of n.
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4
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OFFSET
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1,1
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LINKS
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EXAMPLE
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944 is in the sequence because 944=(9!!+4!!+4!!)-(9+4+4).
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CROSSREFS
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KEYWORD
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fini,full,base,nonn
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AUTHOR
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STATUS
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approved
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