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

1, 2, 3, 4, 5, 6, 7, 10, 12, 16, 20, 21, 35, 56, 78, 84, 97, 125, 138, 184, 189, 300, 418, 437, 550

Offset: 1

Author

Ctibor O. Zizka, Sep 01 2009

Keywords

• nonn
• base
• more

Comments

No further terms between 550 and 12000. [R. J. Mathar, Sep 27 2009]

No further terms up to 50000. - Michel Marcus, Apr 28 2018

Crossrefs

Cf. A004090, A060384.

Programs

PARI

isok(n) = my(f=fibonacci(n), d=digits(f)); !(vecsum(d) % #d); \\ Michel Marcus, Apr 28 2018

Extensions

14 more terms from R. J. Mathar, Sep 27 2009