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A135116
Integers k such that 10^k + 61 is a prime number.
1
1, 3, 4, 10, 12, 16, 33, 696, 739, 1764, 2577, 3198, 4242, 11104, 18081, 19587, 20799, 22986, 92178
OFFSET
1,2
COMMENTS
The next term, if one exists is > 100000. - Robert Price, Jul 14 2010
See Kamada link - primecount.txt for terms, primesize.txt for discovery details including probable or proved primes - search on "10061".
EXAMPLE
4 is a term because 10^4 + 61 = 10000 + 61 = 10061, which is a prime number.
KEYWORD
nonn,more
AUTHOR
Julien Peter Benney (jpbenney(AT)gmail.com), Feb 12 2008
EXTENSIONS
Term 11104 from Robert Price, Mar 22 2010
Terms 1764, 2577, 3198, 4242, 18081, 19587, 20799, 22986 from Robert Price, Jul 14 2010
Edited by Ray Chandler, Dec 23 2010
a(19)=92178 from Robert Price, Apr 19 2011
STATUS
approved