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A248212
Values of x in A033210 (primes of the form x^2+13*y^2).
2
0, 2, 4, 1, 3, 7, 10, 12, 11, 8, 5, 7, 16, 15, 14, 18, 16, 8, 15, 14, 19, 22, 2, 4, 6, 25, 8, 17, 28, 22, 19, 5, 7, 27, 11, 23, 31, 29, 4, 25, 28, 8, 10, 19, 24, 14, 35, 33, 1, 23, 9, 31, 35, 20, 34, 6, 40, 36, 8, 35, 41, 21, 42, 1, 41, 43, 36, 44, 20, 11, 27, 44, 38, 42, 46, 29, 17, 4, 40, 10, 12, 28
OFFSET
1,2
FORMULA
a(n) = sqrt(A033210(n)-13*A248213(n)^2)).
CROSSREFS
Cf. A033210, A248213 (values of y).
Sequence in context: A076053 A370020 A338530 * A290824 A272977 A230505
KEYWORD
nonn
AUTHOR
Zak Seidov, Oct 04 2014
STATUS
approved