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 A049354 Digitally balanced numbers in base 3: equal numbers of 0's, 1's, 2's. 11
 11, 15, 19, 21, 260, 266, 268, 278, 290, 294, 302, 304, 308, 312, 316, 318, 332, 344, 348, 380, 384, 396, 410, 412, 416, 420, 424, 426, 434, 438, 450, 460, 462, 468, 500, 502, 508, 518, 520, 524, 528, 532, 534, 544, 550, 552, 572, 574, 578 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Alois P. Heinz, Table of n, a(n) for n = 1..2000 FORMULA A062756(a(n)) = A077267(a(n)) and A081603(a(n)) = A077267(a(n)). - Reinhard Zumkeller, Aug 09 2014 MATHEMATICA Select[Range[600], Length[Union[DigitCount[#, 3]]]== 1&] FromDigits[#, 3]&/@DeleteCases[Flatten[Permutations/@Table[PadRight[{}, 3n, {1, 0, 2}], {n, 3}], 1], _?(#[[1]]==0&)]//Sort (* Harvey P. Dale, May 30 2016 *) PROG (Haskell) a049354 n = a049354_list !! (n-1) a049354_list = filter f [1..] where    f n = t0 == a062756 n && t0 == a081603 n where t0 = a077267 n -- Reinhard Zumkeller, Aug 09 2014 CROSSREFS Cf. A031443. Cf. A049354-A049360. See also A061854, A037861. Cf. A062756, A077267, A081603. Sequence in context: A279422 A053675 A031944 * A105179 A120156 A237278 Adjacent sequences:  A049351 A049352 A049353 * A049355 A049356 A049357 KEYWORD nonn,base AUTHOR STATUS approved

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Last modified October 16 02:52 EDT 2019. Contains 328038 sequences. (Running on oeis4.)