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 A104843 Primes from merging of 2 successive digits in decimal expansion of e. 39
 71, 59, 23, 53, 47, 71, 13, 97, 47, 59, 67, 53, 47, 59, 71, 13, 17, 19, 59, 17, 41, 13, 59, 29, 43, 29, 29, 59, 73, 13, 23, 79, 43, 23, 29, 53, 31, 19, 19, 11, 73, 83, 41, 79, 89, 41, 67, 47, 61, 47, 41, 11, 53, 37, 23, 43, 37, 71, 53, 17, 61, 83, 61, 13, 31, 13, 83, 29, 97 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Scan decimal expansion of e from left to right, recording any 2-digit primes seen. Overlaps are allowed in all the sequences in this family. - N. J. A. Sloane, Feb 05 2012 Leading zeros are not permitted, so each term is 2 digits in length. [From Harvey P. Dale, Oct 23 2011] LINKS Vincenzo Librandi, Table of n, a(n) for n = 1..1000 Eric Weisstein, e MATHEMATICA With[{len=2}, FromDigits/@Select[Partition[RealDigits[E, 10, 1000][[1]], len, 1], PrimeQ[FromDigits[#]]&&IntegerLength[FromDigits[#]]==len&]] (* Harvey P. Dale, Oct 23 2011 *) CROSSREFS Cf. A001113, A073246 (the one-digit primes in e), A104844 - A104862. Sequence in context: A122967 A087075 A095936 * A322831 A127316 A322444 Adjacent sequences: A104840 A104841 A104842 * A104844 A104845 A104846 KEYWORD nonn,base AUTHOR Andrew G. West (WestA(AT)wlu.edu), Mar 27 2005 EXTENSIONS Changed offset from 0 to 1 by Vincenzo Librandi, Apr 21 2013 STATUS approved

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Last modified June 14 02:27 EDT 2024. Contains 373392 sequences. (Running on oeis4.)