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A091161
Number of primes of the form 12k + 1 less than 10^n.
4
0, 5, 36, 300, 2374, 19564, 166011, 1440021, 12710866, 113759426
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OFFSET
1,2
LINKS
Table of n, a(n) for n=1..10.
CROSSREFS
Cf.
A091161
+
A091162
+
A091163
+
A091164
+2 (for 2 & 3) =
A006880
.
Sequence in context:
A027331
A357153
A255489
*
A364765
A135149
A269007
Adjacent sequences:
A091158
A091159
A091160
*
A091162
A091163
A091164
KEYWORD
nonn
AUTHOR
Robert G. Wilson v
, Jan 12 2004
STATUS
approved
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Last modified August 30 13:06 EDT 2024. Contains 375543 sequences. (Running on oeis4.)