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 A104950 Primes from merging of 7 successive digits in decimal expansion of the Champernowne Constant. 1
 4567891, 1112131, 1213141, 8394041, 4757677, 8798081, 8991001, 1111211, 1112113, 1211311, 1711811, 7118119, 3113213, 3413513, 5146147, 7148149, 9170171, 7417517, 7517617, 8919019, 9119219, 5196197, 7198199, 5206207 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Vincenzo Librandi, Table of n, a(n) for n = 1..1000 The first 2,800 digits of the Champernowne Constant as calculated at WorldWideSchool.org. MATHEMATICA Select[Select[FromDigits/@Partition[Flatten[IntegerDigits/@Range[300]], 7, 1], PrimeQ], IntegerLength[#] == 7&] (* Vincenzo Librandi, Apr 24 2013 *) CROSSREFS Cf. A033307. Sequence in context: A234793 A227040 A227039 * A234806 A152964 A129931 Adjacent sequences: A104947 A104948 A104949 * A104951 A104952 A104953 KEYWORD nonn,base AUTHOR Andrew G. West (WestA(AT)wlu.edu), Mar 29 2005 EXTENSIONS Changed offset from 0 to 1 by Vincenzo Librandi, Apr 24 2013 STATUS approved

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Last modified March 23 10:10 EDT 2023. Contains 361443 sequences. (Running on oeis4.)