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A087390
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a(1) = 7; a(n+1) is the least prime formed by adding one or more digits to the digit reversal of a(n).
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4
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7, 71, 173, 3719, 91733, 3371947, 749173303, 3033719477, 774917330303, 30303371947759, 957749173303031, 13030337194775911, 1195774917330303119, 9113030337194775911093, 390119577491733030311941
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