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A126545
Number of base 24 n-digit numbers with adjacent digits differing by five or less.
0
1, 24, 234, 2354, 23924, 244486, 2505990, 25729152, 264403424, 2718476326, 27957786710, 287570952278, 2958167790692, 30431267734052, 313060248631608, 3220635873588592, 33132828240473566, 340860858043433410
OFFSET
0,2
COMMENTS
[Empirical] a(base,n)=a(base-1,n)+11^(n-1) for base>=5n-4; a(base,n)=a(base-1,n)+11^(n-1)-2 when base=5n-5
PROG
(S/R) stvar $[N]:(0..M-1) init $[]:=0 asgn $[]->{*} kill +[i in 0..N-2](($[i]`-$[i+1]`>5)+($[i+1]`-$[i]`>5))
CROSSREFS
Cf. Base 24 differing by four or less A126519, three or less A126492, two or less A126411, one or less A126378.
Sequence in context: A027275 A027260 A125387 * A193168 A190020 A213560
KEYWORD
nonn,base
AUTHOR
R. H. Hardin, Dec 28 2006
STATUS
approved