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%I #6 Mar 02 2016 21:18:37
%S 1,5039,674641325,171248808285596,54391509124298646609,
%T 18675035107760751336633904,6541943110420293280017597411002,
%U 2285085934263252199073238394141449534,789007694236868030155290867470985247486401,268568796699793322439632085075432144258760935329
%N Number of sequences with n copies each of 1,2,...,7 avoiding the pattern 12...7.
%H Alois P. Heinz, <a href="/A269125/b269125.txt">Table of n, a(n) for n = 0..100</a>
%F a(n) = A071549(n) - A268843(n).
%Y Row n=7 of A269129.
%Y Cf. A071549, A268843.
%K nonn
%O 0,2
%A _Alois P. Heinz_, Feb 19 2016
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