A226745 Least number k such that 9^(2^i) + k is prime for i = 0,1,..,n-1.
2, 2, 2, 58, 440, 18248, 1659002, 71997050, 6776406070, 2038979576678
Offset: 1
Extensions
a(10) from Giovanni Resta, Jun 16 2013
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