[seqfan] Divisibility by primes

Eric Angelini Eric.Angelini at kntv.be
Fri Apr 10 13:01:42 CEST 2015


Hello SeqFans,
12 is divisible by the 1st and the 2nd prime
14 is divisible by the 1st and the 4th prime
42 is divisible by the 4th and the 2nd prime
...
Are there many others?
(yes, an infinity: 222, 222222, 222222222, etc)
Best,
É.
Catapulté de mon aPhone


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