Number of primes p in the range 9 < p <= prime(10^n) that have most significant and least significant decimal digit both equal to 9.
0, 0, 2, 245, 2053, 17518, 153645, 1362970, 12244431, 11115324
3 seqfan posts
Sun Aug 29 22:24:40 CEST 2010 [seqfan] Re: A145713 and company
Sun Aug 29 10:59:29 CEST 2010 [seqfan] A145713 and company
Mon Aug 2 23:31:29 CEST 2010 [seqfan] Re: Number of primes having distinct first and last digits both 7 to 10^n primes
Index of A-numbers in seqfan: by ascending order
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