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 A198171 Primes from merging of 7 successive digits in decimal expansion of Pi. 23
 1592653, 6535897, 2643383, 5028841, 6939937, 3993751, 1170679, 8086513, 5822317, 1725359, 4930381, 2881097, 4612847, 3165271, 2712019, 1201909, 4914127, 1133053, 3841469, 1469519, 6951941, 9433057, 9326117, 4462379, 2749567, 5272489, 8912279, 8183011 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Leading zeros are not permitted, so each term is 7 digits in length. LINKS Vincenzo Librandi, Table of n, a(n) for n = 1..1000 MATHEMATICA With[{len=7}, Select[FromDigits/@Partition[RealDigits[Pi, 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, A198169, A198170, A198172, A198173, A198174, A198175, A104851, A198177. Sequence in context: A234830 A262185 A104827 * A220467 A235174 A234410 Adjacent sequences:  A198168 A198169 A198170 * A198172 A198173 A198174 KEYWORD nonn,base AUTHOR Harvey P. Dale, Oct 21 2011 STATUS approved

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Last modified April 14 06:30 EDT 2021. Contains 342946 sequences. (Running on oeis4.)