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A146979
Number of Pythagorean triples (a,b,c), a^2+b^2=c^2, with a,b,c all n-digit numbers, a<b.
1
1, 43, 660, 8834, 110452, 1325746, 15469935, 176818558, 1989376733, 22105676071, 243175818741
OFFSET
1,2
EXAMPLE
n=1: a(1)=1 Pythagorean triple (2,3,5), 3^2+4^2=5^2; n=2: a(2)=43 Pythagorean triples {a,b,c}, {10, 24, 26},..,{65,72,97}.
CROSSREFS
Sequence in context: A337214 A332946 A229689 * A337904 A278174 A332910
KEYWORD
base,more,nonn
AUTHOR
Zak Seidov, Nov 04 2008
EXTENSIONS
a(6)-a(11) from Lars Blomberg, Aug 28 2013
STATUS
approved