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%I #18 Aug 26 2018 09:48:35
%S 5,2,6,8,3,5,2,5,7,1,7,9,8,8,8,7,4,7,3,9,1,8,8,5,8,4,3,5,8,8,6,9,7,5,
%T 8,0,6,5,4,6,4,7,7,3,1,7,4,5,7,5,3,0,0,1,0,8,1,6,9,5,2,7,9,4,0,7,8,3,
%U 6,1,3,4,0,0,6,5,1,9,6,0,3,4,0,0,8,5,9,9,6,0,4
%N The 10-adic integer a_5 = ...3747888971752538625 satisfying a_5^9 + 1 = a_6, a_6^9 + 1 = a_7, ... , a_3^9 + 1 = a_4 and a_4^9 + 1 = a_5.
%H Seiichi Manyama, <a href="/A318384/b318384.txt">Table of n, a(n) for n = 0..5000</a>
%e 3747888971752538625^9 + 1 == 1601963043212890626 (mod 10^19),
%e 1601963043212890626^9 + 1 == 5448818206787109377 (mod 10^19),
%e 5448818206787109377^9 + 1 == 6396884918212891138 (mod 10^19),
%e 6396884918212891138^9 + 1 == 5099734869332853249 (mod 10^19),
%e 5099734869332853249^9 + 1 == 7644773889965429250 (mod 10^19),
%e 7644773889965429250^9 + 1 == 7705078125000000001 (mod 10^19),
%e 7705078125000000001^9 + 1 == 9345703125000000002 (mod 10^19),
%e 9345703125000000002^9 + 1 == 2500000000000000513 (mod 10^19),
%e 2500000000000000513^9 + 1 == 8996619787545743874 (mod 10^19),
%e 8996619787545743874^9 + 1 == 3747888971752538625 (mod 10^19).
%Y Cf. A318379 (a_0), A318380 (a_1), A318381 (a_2), A318382 (a_3), A318383 (a_4), this sequence (a_5), A318385 (a_6), A318386 (a_7), A318409 (a_8), A318410 (a_9).
%K nonn,base
%O 0,1
%A _Seiichi Manyama_, Aug 25 2018
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