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 A126497 Number of base 29 n-digit numbers with adjacent digits differing by three or less. 2
 1, 29, 191, 1281, 8647, 58597, 398103, 2709649, 18468475, 126013505, 860551475, 5880851503, 40211778745, 275089203019, 1882637728499, 12888576055383, 88260212219173, 604543556666541, 4141681714060923, 28379112780658451 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 COMMENTS [Empirical] a(base,n)=a(base-1,n)+7^(n-1) for base>=3n-2; a(base,n)=a(base-1,n)+7^(n-1)-2 when base=3n-3 LINKS PROG (S/R) stvar \$[N]:(0..M-1) init \$[]:=0 asgn \$[]->{*} kill +[i in 0..N-2]((\$[i]`-\$[i+1]`>3)+(\$[i+1]`-\$[i]`>3)) CROSSREFS Cf. Base 29 differing by two or less A126416, one or less A126383. Sequence in context: A165613 A302450 A125339 * A087767 A142226 A323576 Adjacent sequences:  A126494 A126495 A126496 * A126498 A126499 A126500 KEYWORD nonn,base AUTHOR R. H. Hardin, Dec 27 2006 STATUS approved

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Last modified January 21 03:16 EST 2021. Contains 340332 sequences. (Running on oeis4.)