%I
%S 1,1,2,1,3,1,2,4,1,3,5,5,5,1,2,3,4,6,6,1,7,1,2,3,4,4,6,6,7,8,8,1,3,7,
%T 9,1,10,1,11,1,12,1,13,1,14,1,15,1,16,1,17,1,18,1,19,1,2,2,6,10,15,20,
%U 20,1,21,1,2,2,6,11,16,22,22,1,23,1,2,2,6,12,17,24,24,1,25,1,2,2,6,6,13,18
%N Irregular triangle read by rows in which row n (n>=1) lists distinct carryless divisors i of in range 1 <= i <= n.
%H <a href="/index/Ca#CARRYLESS">Index entries for sequences related to carryless arithmetic</a>
%e Triangle begins:
%e 1,
%e 1, 2,
%e 1, 3,
%e 1, 2, 4,
%e 1, 3, 5,
%e 1, 2, 3, 4, 6,
%e 1, 7,
%e 1, 2, 3, 4, 6, 7, 8,
%e 1, 3, 7, 9,
%e 1, 10,
%e 1, 11,
%e 1, 12,
%e 1, 13,
%e 1, 14,
%e 1, 15,
%e 1, 16,
%e 1, 17,
%e 1, 18,
%e 1, 19,
%e 1, 2, 6, 10, 15, 20,
%e 1, 21,
%e 1, 2, 6, 11, 16, 22,
%e ...
%K nonn,tabf,base
%O 1,3
%A _David Applegate_, _Marc LeBrun_ and _N. J. A. Sloane_, Jul 11 2010
