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 A136611 (0, 1, 2, 3, 2^2, 5, 2*3, 7, 2^3, 3^2, 2*5, 11, 2^2*3,..) becomes (0, 1, 2, 3, 4^5, 6, 7*8, 9, 10^11, 12^13, 14*15, 16, 17^18*19,..). 1
 0, 1, 2, 3, 1024, 6, 56, 9, 100000000000, 106993205379072, 210, 16, 267198604589286774829171, 20, 462, 552, 2220446049250313080847263336181640625, 27 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,3 LINKS EXAMPLE a(5)=4^5=1024. a(7)=7*8=56. a(9)=10^11=100000000000. a(10)=12^13=19216339899072. a(11)=14*15=210. a(12)=17^18*19=266314164608823014829171, etc. CROSSREFS Cf. A141269, A141270. Sequence in context: A256115 A066685 A076155 * A004898 A062920 A228127 Adjacent sequences:  A136608 A136609 A136610 * A136612 A136613 A136614 KEYWORD nonn AUTHOR Juri-Stepan Gerasimov, Nov 08 2008 EXTENSIONS a(10) and a(13) corrected and 2 terms appended - R. J. Mathar, Apr 14 2010 STATUS approved

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Last modified October 29 18:53 EDT 2020. Contains 338067 sequences. (Running on oeis4.)