A216105 [7^(5*10^(n+1)) mod 10^(2n+3) - 1]/(10^(2n+2)) mod 10.
3, 0, 4, 6, 5, 7, 7, 9, 1, 6, 7, 7, 0, 1, 5, 4, 7, 4, 4, 6, 9, 9, 5, 4, 6, 7, 9, 1, 7, 8, 5, 2, 1, 7, 6, 1, 3, 0, 8, 7, 9, 8, 4, 3, 9, 7, 2, 5, 9, 4, 7, 3, 3, 8, 3, 4, 5, 1, 5, 6, 0, 2, 8, 7, 7, 1, 6, 2, 0, 5, 8, 8, 5, 1, 6, 3, 3, 7, 3, 7, 9, 1, 7, 5, 6, 8, 0, 3, 1, 2, 6, 2, 3, 7, 1, 3, 3, 6, 1, 5, 5, 0, 9, 9, 7, 9, 4, 0, 6, 9, 3, 8
Offset: 1
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