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A020892 Ordered set of (c + a - b)/2 as (a,b,c) runs through all primitive Pythagorean triples with a<b<c. 6
2, 3, 4, 5, 5, 6, 7, 7, 8, 9, 9, 10, 11, 11, 12, 13, 13, 14, 14, 15, 15, 16, 17, 17, 18, 18, 19, 19, 20, 21, 21, 21, 22, 22, 23, 23, 24, 24, 25, 25, 26, 26, 27, 27, 28, 29, 29, 30, 30, 30, 31, 31, 32, 33, 33, 33, 33, 34, 34, 35, 35, 36, 37, 37, 38, 38, 39, 39, 39, 39, 40, 41, 41, 42, 42 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
FORMULA
a(n) = A020891(n)/2.
CROSSREFS
Cf. A020891.
Sequence in context: A202306 A275579 A198292 * A196165 A356990 A138366
KEYWORD
nonn
AUTHOR
EXTENSIONS
Offset corrected to 1 by Ray Chandler, Jan 23 2020
STATUS
approved

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Last modified April 14 05:31 EDT 2024. Contains 371655 sequences. (Running on oeis4.)