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A082469
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If n==1 or mod(n,2)==0 or mod(n,5)==0 then -1, otherwise a(n) is the smallest nonnegative integer k such that 1(k)2(k)3(k)...(k)n is a prime.
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1
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-1, -1, 1, -1, -1, -1, 2, -1, 2, -1, 35, -1, 1, -1, -1, -1, 7, -1, 147, -1, 35, -1, 49, -1, -1, -1, 10, -1, 131, -1, 71, -1, 109, -1, -1, -1, 62, -1, 43, -1, 122, -1, 103, -1, -1, -1, 7, -1, 91, -1, 74, -1, 44, -1, 43, -1, 88, -1, 71, -1, 50, -1, -1, -1, 230, -1, 206, -1, 367, -1, 472, -1, 1196
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