%I #10 Apr 16 2015 19:21:39
%S 2,90,98,5518,40722,2487370,16433978,20034266
%N Numbers n such that A005210(n) = A005210(n-1).
%C Possibly there are no further terms?
%C a(9) >= 10^12. - _Hiroaki Yamanouchi_, Apr 16 2015
%D Popular Computing (Calabasas, CA), Z-Sequences, Vol. 4 (No. 42, Sep 1976), pp. 12-16.
%H Popular Computing (Calabasas, CA), <a href="/A005210/a005210.pdf">Z-Sequences, continued.</a> Annotated and scanned copy of pages 14, 15, 16, 18 of Vol. 5 (No. 56, Nov 1977).
%Y Cf. A005210.
%K nonn,more
%O 1,1
%A _N. J. A. Sloane_, Apr 16 2015
%E a(1) prepended and a(6)-a(8) added by _Hiroaki Yamanouchi_, Apr 16 2015
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