%I #8 Jan 08 2018 18:36:28
%S 0,498,5882,2205880,55566444,77170177870877,550000588000083300003,
%T 99999984,888848044666636033,9999999968,
%U 444444404046666666060699999990909,77777777077077777777077,111111111001133333333300339999999990099,5555555550055033333333300330
%N a(n) is the largest number such that all of a(n)'s length-n substrings are distinct and divisible by 49.
%H Hans Havermann, <a href="/A093211/a093211.txt">Table of A093211-A093299</a>
%e a(4) is 2205880 because its length-4 substrings (2205, 2058, 0588, 5880) are all distinct and divisible by 49 and there is no larger number with this property.
%Y Cf. A093211, A093212, ..., A093299.
%K base,nonn
%O 1,2
%A _Hans Havermann_, Mar 29 2004
%E a(11)-a(14) from _John Cerkan_, Jan 08 2018