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A164054
The index values of the smallest and the largest n-digit primes.
0
1, 4, 5, 25, 26, 168, 169, 1229, 1230, 9592, 9593, 78498, 78499, 664579, 664580, 5761455, 5761456, 50847534, 50847535, 455052511, 455052512, 4118054813, 4118054814, 37607912018, 37607912019, 346065536839, 346065536840, 3204941750802, 3204941750803, 29844570422669, 29844570422670
OFFSET
1,2
COMMENTS
Union of A006880 (except 0) and A090226. - Parthasarathy Nambi, Sep 19 2009
EXAMPLE
The index value of the smallest six digit prime number is 9593. The index value of the largest six digit prime number is 78498.
CROSSREFS
KEYWORD
base,nonn
AUTHOR
Parthasarathy Nambi, Aug 08 2009
EXTENSIONS
More terms from Amiram Eldar, Nov 30 2019
STATUS
approved