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A125458 Number of base 23 circular n-digit numbers with adjacent digits differing by 8 or less. 0
1, 23, 319, 3767, 51151, 709643, 10047997, 143871219, 2074700383, 30047531747, 436316634759, 6345752320051, 92380289359093, 1345627928276083, 19607422887447847, 285762990007119467, 4165291580685012543 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

COMMENTS

[Empirical] a(base,n)=a(base-1,n)+F(8) for base>=8.int(n/2)+1 and F(d) is the largest coefficient in (1+x+...+x^(2d))^n

LINKS

Table of n, a(n) for n=0..16.

PROG

(S/R) stvar $[N]:(0..M-1) init $[]:=0 asgn $[]->{*} kill +[i in 0..N-1](($[i]`-$[(i+1)mod N]`>8)+($[(i+1)mod N]`-$[i]`>8))

CROSSREFS

Sequence in context: A080188 A142433 A234234 * A329164 A329250 A022747

Adjacent sequences:  A125455 A125456 A125457 * A125459 A125460 A125461

KEYWORD

nonn,base

AUTHOR

R. H. Hardin, Dec 28 2006

STATUS

approved

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Last modified May 17 17:06 EDT 2022. Contains 353747 sequences. (Running on oeis4.)