[seqfan] Digit of a(n) is the difference of two digits of a(n)

Eric Angelini Eric.Angelini at kntv.be
Sat Dec 7 19:42:36 CET 2013


S=100,101,110,200,202,220,300,303,330,400,404,440,500,505,550,600,606,660,700,707,770,800,808,880,900,909,990,1000,1001,1002,1003,1004,1005,1006,1007,1008,1009,1010,1011,1012,1013,1014,1015,1016,1017,1018,1019,1020,1021,1022,1030,1031,...

Hello SeqFans,
take any digit d of a(n): d is the difference between two digits of a(n).

What is the smallest pandigital a(n) with this property?
Best,
É.
Catapulté de mon aPhone


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