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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 Table of n, a(n) for n=1..33. Ben Green and Terence Tao, The primes contain arbitrarily long arithmetic progressions 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 Adjacent sequences: A093362 A093363 A093364 * A093366 A093367 A093368 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.)