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 A281907 Numbers congruent to 47867742232066880047611079 modulo 66483034025018711639862527490. 0
 47867742232066880047611079, 66530901767250778519910138569, 133013935792269490159772666059, 199496969817288201799635193549, 265980003842306913439497721039, 332463037867325625079360248529, 398946071892344336719222776019, 465429105917363048359085303509 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS The terms of this sequence cannot be written as +-p^a +-q^b with p, q prime and a, b nonnegative integers for any possible choice of signs (cf. Theorem in Sun, 2000). 47867742232066880047611079 is a Brier number (A076335). - Jeppe Stig Nielsen, Sep 16 2020 LINKS Fred Cohen and J. L. Selfridge, Not every number is the sum or difference of two prime powers, Math. Comp. 29 (1975), 79-81. Zhi-Wei Sun, On integers not of the form +-p^a+-q^b, Proceedings of the American Mathematical Society, Vol. 128, No. 4 (2000), 997-1002. FORMULA a(n) = 66483034025018711639862527490*n + 47867742232066880047611079. MATHEMATICA Table[66483034025018711639862527490 n + 47867742232066880047611079, {n, 0, 7}] (* Michael De Vlieger, Feb 02 2017 *) PROG (PARI) a(n) = 66483034025018711639862527490*n+47867742232066880047611079 CROSSREFS Cf. A153352. Sequence in context: A133849 A343357 A324208 * A246288 A246255 A338609 Adjacent sequences:  A281904 A281905 A281906 * A281908 A281909 A281910 KEYWORD nonn,easy AUTHOR Felix Fröhlich, Feb 01 2017 STATUS approved

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Last modified August 5 08:46 EDT 2021. Contains 346464 sequences. (Running on oeis4.)