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A125369
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Number of base 32 circular n-digit numbers with adjacent digits differing by 4 or less.
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0
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1, 32, 268, 1772, 13748, 108132, 871228, 7113068, 58698164, 488329172, 4089121128, 34423417280, 291070095356, 2470369205804, 21033518369320, 179580640999392, 1536920470892852, 13181385142142708, 113261618364481612
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OFFSET
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0,2
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COMMENTS
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[Empirical] a(base,n)=a(base-1,n)+A025014(n+1) for base>=4.int(n/2)+1
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LINKS
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PROG
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(S/R) stvar $[N]:(0..M-1) init $[]:=0 asgn $[]->{*} kill +[i in 0..N-1](($[i]`-$[(i+1)mod N]`>4)+($[(i+1)mod N]`-$[i]`>4))
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CROSSREFS
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KEYWORD
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nonn,base
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AUTHOR
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STATUS
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approved
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