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 A125460 Number of base 25 circular n-digit numbers with adjacent digits differing by 8 or less. 0
 1, 25, 353, 4201, 57713, 809845, 11612297, 168577861, 2468036321, 36332880469, 536815133913, 7950202003021, 117923503323665, 1750879076982021, 26013122219629513, 386642958683932381, 5748370960026109633 (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 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: A067457 A055333 A022653 * A188487 A077512 A197678 Adjacent sequences:  A125457 A125458 A125459 * A125461 A125462 A125463 KEYWORD nonn,base AUTHOR R. H. Hardin, Dec 28 2006 STATUS approved

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