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A020891 Ordered set of c + a - b as (a,b,c) runs through all primitive Pythagorean triples with a<b<c. 2
4, 6, 8, 10, 10, 12, 14, 14, 16, 18, 18, 20, 22, 22, 24, 26, 26, 28, 28, 30, 30, 32, 34, 34, 36, 36, 38, 38, 40, 42, 42, 42, 44, 44, 46, 46, 48, 48, 50, 50, 52, 52, 54, 54, 56, 58, 58, 60, 60, 60, 62, 62, 64, 66, 66, 66, 66, 68, 68, 70, 70, 72, 74, 74, 76, 76, 78, 78, 78, 78, 80, 82, 82 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
FORMULA
a(n) = 2*A020892(n).
CROSSREFS
Cf. A020892.
Sequence in context: A276982 A340846 A167146 * A340848 A090967 A349707
KEYWORD
nonn
AUTHOR
EXTENSIONS
Extended and corrected by David W. Wilson
Offset corrected to 1 by Ray Chandler, Jan 23 2020
STATUS
approved

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Last modified April 15 10:24 EDT 2024. Contains 371681 sequences. (Running on oeis4.)