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 A198169 Primes from merging of 9 successive digits in decimal expansion of sqrt(2). 27
 213562373, 488016887, 688724209, 807856967, 718753769, 376948073, 501384623, 470109559, 609552329, 292304843, 260362799, 396546331, 523950547, 877599617, 172983557, 220337531, 570113543, 160386899, 603868999, 782306849, 684929369, 861249497, 124949771 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Leading zeros are not permitted, so each term is 9 digits in length. LINKS Vincenzo Librandi, Table of n, a(n) for n = 1..1000 MATHEMATICA With[{len=9}, Select[FromDigits/@Partition[RealDigits[Sqrt[2], 10, 1000][[1]], len, 1], IntegerLength[#]==len&&PrimeQ[#]&]] CROSSREFS Cf. A103773, A103789, A103793, A103808, A103809, A103810, A103811, A103812, A104824, A104825, A104826, A104843, A104844, A104845, A104846, A104847, A104848, A104849, A104850, A198161, A198162, A198163, A198164, A198165, A198166, A198167, A198168, A198170, A198171, A198172, A198173, A198174, A198175, A104851, A198177. Sequence in context: A037253 A064588 A202572 * A017288 A017396 A017660 Adjacent sequences:  A198166 A198167 A198168 * A198170 A198171 A198172 KEYWORD nonn,base AUTHOR Harvey P. Dale, Oct 21 2011 STATUS approved

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Last modified January 17 15:12 EST 2020. Contains 330958 sequences. (Running on oeis4.)