This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A186977 #7 Mar 30 2012 17:37:34 %S A186977 6,0,33,2,3,12,157,6,400,36,76,46,1076,56,866,186,746,216,3880,56, %T A186977 6449,1568,1561,1022,2406,448,14767,2023,3465,1260,25860,672,37110, %U A186977 4986,5577,5850,58971,3212,45142,6402,18557,10857,110863,6006,39937 %N A186977 Number of ordered sextuples of distinct pairwise coprime positive integers with largest element n. %H A186977 Alois P. Heinz, <a href="/A186977/b186977.txt">Table of n, a(n) for n = 11..200</a> %e A186977 a(14) = 2 because there are 2 ordered sextuples of distinct pairwise coprime positive integers with largest element 14: (1,3,5,11,13,14), (1,5,9,11,13,14). %Y A186977 Column 6 of triangle A186972. First differences of A186982. %K A186977 nonn %O A186977 11,1 %A A186977 _Alois P. Heinz_, Mar 02 2011