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A125349 Number of base 12 circular n-digit numbers with adjacent digits differing by 4 or less. 0

%I

%S 1,12,88,552,3968,29112,218008,1650528,12582880,96324600,739228968,

%T 5681576176,43706415776,336396570496,2589969578592,19944309195072,

%U 153600126376320,1183021908352864,9111943178894368,70184192846874336

%N Number of base 12 circular n-digit numbers with adjacent digits differing by 4 or less.

%C [Empirical] a(base,n)=a(base-1,n)+A025014(n+1) for base>=4.int(n/2)+1

%o (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))

%K nonn,base

%O 0,2

%A _R. H. Hardin_, Dec 28 2006

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Last modified April 16 18:53 EDT 2021. Contains 343050 sequences. (Running on oeis4.)