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A162079
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Number of n X n symmetric 0..3 arrays with rows, considered as 4-ary numbers, in nondecreasing order
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1
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4, 34, 784, 55759, 12899284, 10000841284, 26576772382759, 246536065153505959, 8102697426477665232634, 955064733192276340384536034, 407800526115803629512654763147159
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OFFSET
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1,1
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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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STATUS
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approved
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