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A125348 Number of base 11 circular n-digit numbers with adjacent digits differing by 4 or less. 0
1, 11, 79, 491, 3479, 25161, 185353, 1377877, 10296415, 77159957, 579124519, 4350292705, 32693711237, 245763900549, 1847696428671, 13892325835221, 104456760543551, 785430024706513, 5905865012106589, 44408109269422365 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

COMMENTS

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

LINKS

Table of n, a(n) for n=0..19.

PROG

(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))

CROSSREFS

Sequence in context: A026864 A243416 A101028 * A337929 A155619 A126506

Adjacent sequences:  A125345 A125346 A125347 * A125349 A125350 A125351

KEYWORD

nonn,base

AUTHOR

R. H. Hardin, Dec 28 2006

STATUS

approved

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Last modified April 23 04:58 EDT 2021. Contains 343199 sequences. (Running on oeis4.)