cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A164947 Numbers n such that A004090(n)/A060384(n) is an integer.

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%I A164947 #12 Apr 28 2018 03:14:05
%S A164947 1,2,3,4,5,6,7,10,12,16,20,21,35,56,78,84,97,125,138,184,189,300,418,
%T A164947 437,550
%N A164947 Numbers n such that A004090(n)/A060384(n) is an integer.
%C A164947 No further terms between 550 and 12000. [_R. J. Mathar_, Sep 27 2009]
%C A164947 No further terms up to 50000. - _Michel Marcus_, Apr 28 2018
%o A164947 (PARI) isok(n) = my(f=fibonacci(n), d=digits(f)); !(vecsum(d) % #d); \\ _Michel Marcus_, Apr 28 2018
%Y A164947 Cf. A004090, A060384.
%K A164947 nonn,base,more
%O A164947 1,2
%A A164947 _Ctibor O. Zizka_, Sep 01 2009
%E A164947 14 more terms from _R. J. Mathar_, Sep 27 2009