login
A033071
Numbers with the property that all pairs of consecutive base-6 digits differ by 1.
0
1, 2, 3, 4, 5, 6, 8, 13, 15, 20, 22, 27, 29, 34, 37, 49, 51, 78, 80, 92, 94, 121, 123, 135, 137, 164, 166, 178, 207, 209, 222, 224, 294, 296, 308, 310, 469, 481, 483, 553, 555, 567, 569, 726, 728, 740, 742, 812, 814, 826, 985, 987
OFFSET
1,2
MATHEMATICA
Join[Range[5], Select[Range[2000], Union[Abs[Differences[IntegerDigits[#, 6]]]]=={1}&]] (* Harvey P. Dale, Dec 28 2011 *)
CROSSREFS
Sequence in context: A277195 A358208 A133430 * A306075 A049432 A352821
KEYWORD
nonn,base
STATUS
approved