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A093365 Least number which is the end of an arithmetic progression of n numbers that are the sums of two nonzero squares. 1
2, 5, 8, 26, 34, 65, 146, 170, 194, 218, 242, 1445, 2225, 2309, 2393, 2477, 2561, 2645, 2729, 2813, 2897, 71633, 479581, 664445, 685697, 1141625, 1184129, 4281133, 4344889, 4408645, 31694041, 32519173, 33344305 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
The next term is > 225000000.
LINKS
EXAMPLE
Example: a(6)=65: 5=2^2+1^2, 17=4^2+1^2, 29=5^2+2^2, 41=5^2+4^2, 53=7^2+2^2, 65=7^2+4^2.
CROSSREFS
Arithmetic progressions in A000404. For gaps see A093366.
Cf. A005115, arithmetic progressions of primes.
Sequence in context: A142869 A086825 A192476 * A209865 A128600 A078993
KEYWORD
nonn
AUTHOR
Hugo Pfoertner, Apr 27 2004
EXTENSIONS
More terms from Hugo Pfoertner, Apr 29 2004
Corrected erroneous terms starting at a(28) Hugo Pfoertner, Oct 15 2010
STATUS
approved

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Last modified July 24 15:32 EDT 2024. Contains 374584 sequences. (Running on oeis4.)