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The minimal difference between the first and last terms of a set of n coprime numbers.
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%I #35 Jun 29 2016 00:37:15

%S 0,1,2,4,6,8,12,14,18,20,24,30,32,36,38,42,48,50,56,60,62,68,72,78,84,

%T 86,90,94,98,102,108,114,120,126,130,136,140,146,150,156,158,162,168,

%U 174,180,182

%N The minimal difference between the first and last terms of a set of n coprime numbers.

%C a(n>3) <= prime(n-2) + 1.

%H Max Barrentine, <a href="/A260652/b260652.txt">Table of n, a(n) for n = 1..46</a>

%Y Cf. A261987, A264482.

%K nonn,more

%O 1,3

%A _Max Barrentine_, Nov 25 2015

%E a(33)-a(39) from _Max Barrentine_, Apr 26 2016

%E a(40)-a(46) from _Max Barrentine_, Jun 23 2016