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A177320
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Number of permutations of n copies of 1..8 with all adjacent differences <= 1 in absolute value.
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2
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1, 2, 250, 168284, 175280570, 226901044252, 336181036999948, 546641872918476120, 951645881858020642746, 1745708356607370063330620, 3337797628633312532069739500, 6600171805939224952685745226312, 13419910030462066174528563412581260, 27933944205209773363718168619462715544
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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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