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 A277140 Earliest substring of the decimal expansion of Pi containing any of the 10 decimal digits at least once and disjoint from all earlier such substrings. 2
 314159265358979323846264338327950, 288419716939937510, 5820974944592307816, 406286208998628034825342117, 67982148086513, 282306647093844609550582231, 7253594081284811174502841027019385211055596, 4462294895493038196442881097, 566593344612847564823378678316527120, 1909145648566923460348610454326648213393607 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Substrings can start with 0. For example, a(5) = 067982148086513. LINKS Alois P. Heinz, Table of n, a(n) for n = 1..10000 EXAMPLE The first substring of Pi containing all 10 digits is 314159265358979323846264338327950. The next substring of Pi is 288419716939937510. The next substring of Pi is 5820974944592307816. The next substring of Pi is 406286208998628034825342117. MATHEMATICA pi = RealDigits[Pi, 10, 300][[1]]; f := Block[{k = 10}, While[ Union[ Take[pi, k]] != Range[0, 9], k++]; a = Take[pi, k]; pi = Drop[pi, k]; FromDigits@ a]; lst = {}; Do[ AppendTo[lst, f], {10}]; lst (* Robert G. Wilson v, Nov 17 2016 *) CROSSREFS Cf. A000796, A104781, A109407, A277135. Sequence in context: A095458 A338980 A338964 * A083104 A115531 A095460 Adjacent sequences:  A277137 A277138 A277139 * A277141 A277142 A277143 KEYWORD nonn,base,less AUTHOR Bobby Jacobs, Oct 01 2016 EXTENSIONS Definition clarified by Felix FrÃ¶hlich, Oct 30 2016 STATUS approved

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Last modified July 6 11:37 EDT 2022. Contains 355110 sequences. (Running on oeis4.)