A364077
Numbers k such that (12^k + 1)^2 - 2 is prime.
Original entry on oeis.org
1, 2, 8, 60, 513, 1047, 7021, 7506, 78858
Offset: 1
-
for(k=1,1200,ispseudoprime((12^k+1)^2-2)&&print1(k,", "))
A364078
Numbers k such that (18^k - 1)^2 - 2 is prime.
Original entry on oeis.org
2, 8, 30, 98, 110, 185, 912, 2514, 4074, 10208, 15123, 19395, 69354
Offset: 1
-
for(k=1,1200,ispseudoprime((18^k-1)^2-2)&&print1(k,", "))
A364081
Numbers k such that (20^k + 1)^2 - 2 is prime.
Original entry on oeis.org
1, 15, 44, 77, 141, 208, 304, 1169, 3359, 5050, 22431, 34935, 92990
Offset: 1
-
for(k=1,1200,ispseudoprime((20^k+1)^2-2)&&print1(k,", "))
Showing 1-3 of 3 results.
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