[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


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?
Catapulté de mon aPhone

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