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A139685
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Number of n X n symmetric binary matrices with no row sum greater than 9.
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5
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1, 2, 8, 64, 1024, 32768, 2097152, 268435456, 68719476736, 35184372088832, 35680013894626133, 69256173251646457490, 241954801784975938299853, 1412334943658808490059334190, 12845700351286288760264255058879, 171982565320546482600201655399505478
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OFFSET
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0,2
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LINKS
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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