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A089489
Smallest k greater than n such that (k^2-n^2, 2*k*n, k^2+n^2) is a primitive Pythagorean triple and the corresponding right triangle has a prime hypotenuse.
7
2, 3, 8, 5, 6, 11, 8, 13, 10, 13, 14, 13, 20, 15, 22, 19, 18, 23, 20, 23, 26, 23, 30, 25, 26, 31, 32, 33, 30, 31, 44, 33, 40, 35, 36, 49, 40, 45, 40, 43, 44, 43, 48, 49, 52, 49, 48, 53, 74, 51, 56, 57, 58, 59, 58, 61, 68, 63, 64, 61, 64, 65, 80, 71, 66, 71, 80, 95, 70, 71, 84
OFFSET
1,1
COMMENTS
A068487(n) = a(n)^2 + n^2;
LINKS
Eric Weisstein's World of Mathematics, Pythagorean Triple
Eric Weisstein's World of Mathematics, Right Triangle
CROSSREFS
Sequence in context: A308360 A324364 A265344 * A284047 A265343 A347193
KEYWORD
nonn
AUTHOR
Reinhard Zumkeller, Nov 04 2003
STATUS
approved