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 A038445 Sums of 3 distinct powers of 10. 18
 111, 1011, 1101, 1110, 10011, 10101, 10110, 11001, 11010, 11100, 100011, 100101, 100110, 101001, 101010, 101100, 110001, 110010, 110100, 111000, 1000011, 1000101, 1000110, 1001001, 1001010, 1001100, 1010001, 1010010, 1010100, 1011000, 1100001, 1100010, 1100100 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Amiram Eldar, Table of n, a(n) for n = 1..10000 MATHEMATICA Sort[Plus @@@ Subsets[10^Range[0, 6], {3}]] (* Amiram Eldar, Jul 12 2022 *) CROSSREFS Cf. A011557. Cf. A038444, A038446, A038447, A038448, A038449, A038450, A038451, A038452, A038453, A038454. Sequence in context: A283649 A084450 A043495 * A086818 A084456 A283708 Adjacent sequences: A038442 A038443 A038444 * A038446 A038447 A038448 KEYWORD nonn,easy AUTHOR STATUS approved

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Last modified November 29 07:00 EST 2022. Contains 358422 sequences. (Running on oeis4.)