%I #16 Jan 02 2023 12:30:49
%S 0,1,2,3,4,5,6,7,8,9,13,14,16,18,20,24,25,27,29,30,31,35,36,38,41,42,
%T 46,47,49,50,52,53,57,58,61,63,64,68,69,70,72,74,75,79,81,83,85,86,92,
%U 94,96,97,130,131,135,136,138,141,142,146,147,149,161,163,164
%N Numbers such that the absolute difference of any two adjacent (decimal) digits is prime.
%C Numbers which may (and do) occur in A219250 and A219249 (union {0}).
%C This is to A219250 and A219249 what A182175 is to A182177 and A182178.
%H Harvey P. Dale, <a href="/A219248/b219248.txt">Table of n, a(n) for n = 1..1000</a>
%H E. Angelini, <a href="http://list.seqfan.eu/oldermail/seqfan/2013-April/011035.html">Any digit-pair in S sums to a prime</a>, SeqFan list, Apr 11 2013
%t Select[Range[0,200],And@@PrimeQ[Abs[Differences[IntegerDigits[#]]]]&] (* _Harvey P. Dale_, Jun 06 2014 *)
%o (PARI) is_A219248(n)={!for(i=2,#n=digits(n),isprime(abs(n[i-1]-n[i]))||return)}
%K nonn,base
%O 1,3
%A _M. F. Hasler_, Apr 12 2013
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