Search: id:A133374
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%I A133374
%S A133374 0,0,0,0,1,2,2,7,10,14,21,40,61,103,154,217,319,550,709,1111,1720,2233,
%T A133374 3655,5338,7310,11683,16804,22477,35083,52750,68653,106291,161860,
%U A133374 214597,320695,486244,652549,981235,1495324,1962505,2984647,4541086
%N A133374 Difference between largest number of complexity n in the sense of A005245 
               and smallest number of complexity n in the sense of A005245.
%C A133374 Complexity of n: number of 1's required to build n using + and *. The 
               complexity of a number has been defined in several different ways 
               by different authors. See the Index to the OEIS for other definitions.
%H A133374 Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/
               IntegerComplexity.html">Integer Complexity</a>
%F A133374 a(n) = A000792(n) - A005520(n).
%e A133374 n A000792(n)-A005520(n) = a(n)
%e A133374 1 1 - 1 = 0.
%e A133374 2 2 - 2 = 0.
%e A133374 3 3 - 3 = 0.
%e A133374 4 4 - 4 = 0.
%e A133374 5 6 - 5 = 1.
%e A133374 6 9 - 7 = 2.
%e A133374 7 12 - 10 = 2.
%e A133374 8 18 - 11 = 7.
%e A133374 9 27 - 17 = 10.
%e A133374 10 36 - 22 = 14.
%e A133374 11 54 - 23 = 21.
%e A133374 12 81 - 41 = 40.
%e A133374 13 108 - 47 = 61.
%e A133374 14 162 - 59 = 103.
%e A133374 15 243 - 89 = 154.
%e A133374 16 324 - 107 = 217.
%e A133374 17 486 - 167 = 319.
%e A133374 18 729 - 179 = 550.
%e A133374 19 972 - 263 = 709.
%e A133374 20 1458 - 347 = 1111.
%e A133374 21 2187 - 467 = 1720.
%e A133374 22 2916 - 683 = 2233.
%e A133374 23 4374 - 719 = 3655.
%e A133374 24 6561 - 1223 = 5338.
%e A133374 25 8748 - 1438 = 7310.
%e A133374 26 13122 - 1439 = 11683.
%e A133374 27 19683 - 2879 = 16804.
%e A133374 28 26244 - 3767 = 22477.
%e A133374 29 39366 - 4283 = 35083.
%e A133374 30 59049 - 6299 = 52750.
%e A133374 31 78732 - 10079 = 68653.
%e A133374 32 118098 - 11807 = 106291.
%e A133374 33 177147 - 15287 = 161860.
%e A133374 34 236196 - 21599 = 214597.
%e A133374 35 354294 - 33599 = 320695.
%e A133374 36 531441 - 45197 = 486244.
%e A133374 37 708588 - 56039 = 652549.
%e A133374 38 1062882 - 81647 = 981235.
%e A133374 39 1594323 - 98999 = 1495324.
%e A133374 40 2125764 - 163259 = 1962505.
%e A133374 41 3188646 - 203999 = 2984647.
%e A133374 42 4782969 - 241883 = 4541086.
%e A133374 43 ? - 371447 = ?
%e A133374 44 ? - 540539 = ?
%e A133374 45 ? - 590399 = ?
%e A133374 46 ? - 907199 = ?
%e A133374 47 ? - 1081079 = ?
%e A133374 48 ? - 1851119 = ?
%e A133374 49 ? - 2041199 = ?
%e A133374 50 ? - 3243239 = ?
%e A133374 51 ? - 3840479 = ?
%e A133374 52 ? - 6562079 = ?
%e A133374 53 ? - 8206559 = ?
%Y A133374 Cf. A000792, A005245, A005520, A133344.
%Y A133374 Sequence in context: A107386 A095021 A101372 this_sequence A054226 A000024 
               A005223
%Y A133374 Adjacent sequences: A133371 A133372 A133373 this_sequence A133375 A133376 
               A133377
%K A133374 nonn
%O A133374 0,6
%A A133374 Jonathan Vos Post (jvospost3(AT)gmail.com), Oct 28 2007

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