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A125360 Number of base 23 circular n-digit numbers with adjacent digits differing by 4 or less. 0

%I

%S 1,23,187,1223,9347,72573,577279,4654925,37943939,311837075,

%T 2579551497,21450968309,179155113323,1501673922057,12625149738521,

%U 106416815593683,898941182378771,7607848721495845,64489085542582579,547401698354394021

%N Number of base 23 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 May 27 22:39 EDT 2022. Contains 354110 sequences. (Running on oeis4.)