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A032992 If d,e are consecutive digits of n in base 10, then |d-e|>=4. 0
1, 2, 3, 4, 5, 6, 7, 8, 9, 15, 16, 17, 18, 19, 26, 27, 28, 29, 37, 38, 39, 40, 48, 49, 50, 51, 59, 60, 61, 62, 70, 71, 72, 73, 80, 81, 82, 83, 84, 90, 91, 92, 93, 94, 95, 150, 151, 159, 160, 161, 162, 170, 171, 172, 173, 180, 181, 182, 183 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..59.

MATHEMATICA

Select[Range[200], Min[Abs[Differences[IntegerDigits[#]]]]>3&] (* Harvey P. Dale, Dec 15 2014 *)

CROSSREFS

Sequence in context: A242420 A242419 A073526 * A190298 A069118 A328933

Adjacent sequences:  A032989 A032990 A032991 * A032993 A032994 A032995

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified December 6 06:14 EST 2021. Contains 349563 sequences. (Running on oeis4.)