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 A106547 Perfect squares n^2 which are neither the sum nor the difference of two primes (otherwise 0). 2
 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 121, 0, 0, 0, 0, 0, 289, 0, 0, 0, 0, 0, 529, 0, 625, 0, 0, 0, 0, 0, 961, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1681, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2601, 0, 2809, 0, 0, 0, 0, 0, 3481, 0, 0, 0, 0, 0, 4225, 0, 4489, 0, 0, 0, 0, 0, 5329, 0, 0, 0, 0, 0, 6241, 0, 0, 0, 6889, 0 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,11 LINKS FORMULA a(n) = Min(A106544(n), n^2-A106546(n)). CROSSREFS Cf. A106544-A106548, A106562-A106564, A106571, A106573-A106575, A106577. Sequence in context: A172730 A045509 A033187 * A106544 A079842 A014756 Adjacent sequences:  A106544 A106545 A106546 * A106548 A106549 A106550 KEYWORD easy,nonn AUTHOR Alexandre Wajnberg, May 08 2005 EXTENSIONS Corrected and extended by Ray Chandler, May 12 2005 STATUS approved

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Last modified October 27 09:08 EDT 2020. Contains 338035 sequences. (Running on oeis4.)