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A125323 Number of base 13 circular n-digit numbers with adjacent digits differing by 3 or less. 0
1, 13, 79, 397, 2311, 13683, 82987, 510131, 3168583, 19831375, 124840519, 789359815, 5007964879, 31854401891, 203018085727, 1295846704827, 8280758646855, 52962057017063, 338958602652535, 2170431924516647 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,2
COMMENTS
[Empirical] a(base,n)=a(base-1,n)+A025012(n+1) for base>=3.int(n/2)+1
LINKS
PROG
(S/R) stvar $[N]:(0..M-1) init $[]:=0 asgn $[]->{*} kill +[i in 0..N-1](($[i]`-$[(i+1)mod N]`>3)+($[(i+1)mod N]`-$[i]`>3))
CROSSREFS
Sequence in context: A142056 A173831 A081584 * A075584 A126481 A032625
KEYWORD
nonn,base
AUTHOR
R. H. Hardin, Dec 28 2006
STATUS
approved

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Last modified March 28 17:42 EDT 2024. Contains 371254 sequences. (Running on oeis4.)