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 A226819 Numbers of the form 6^j + 7^k, for j and k >= 0. 2
 2, 7, 8, 13, 37, 43, 50, 55, 85, 217, 223, 265, 344, 349, 379, 559, 1297, 1303, 1345, 1639, 2402, 2407, 2437, 2617, 3697, 7777, 7783, 7825, 8119, 10177, 16808, 16813, 16843, 17023, 18103, 24583, 46657, 46663, 46705, 46999, 49057, 63463, 117650, 117655, 117685 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS T. D. Noe, Table of n, a(n) for n = 1..10000 MATHEMATICA a = 6; b = 7; mx = 120000; Union[Flatten[Table[a^n + b^m, {m, 0, Log[b, mx]}, {n, 0, Log[a, mx - b^m]}]]] CROSSREFS Cf. A004050 (2^j + 3^k), A226806-A226832 (cases to 8^j + 9^k). Sequence in context: A032927 A004717 A308918 * A270104 A063531 A063771 Adjacent sequences:  A226816 A226817 A226818 * A226820 A226821 A226822 KEYWORD nonn AUTHOR T. D. Noe, Jun 19 2013 STATUS approved

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Last modified May 22 09:50 EDT 2022. Contains 353949 sequences. (Running on oeis4.)