A105705 Smallest m such that 5 is at the n-th position of the decimal representation of the m-th Fibonacci number.

5, 10, 17, 25, 37, 29, 34, 52, 50, 56, 53, 58, 82, 98, 77, 77, 85, 92, 98, 96, 101, 125, 120, 127, 120, 125, 134, 144, 139, 144, 175, 159, 165, 163, 168, 180, 185, 216, 187, 192, 201, 210, 206, 211, 251, 250, 237, 230, 235, 246, 255, 275, 254, 261, 268, 305, 273

Offset

0,1

Comments

A105715(n) = A000045(a(n)).

Links

Table of n, a(n) for n=0..56.

Eric Weisstein's World of Mathematics, Fibonacci Number

Example

n=3: a(3)=25, A000045(25)=A105710(3)=75025->7[5]025;
n=4: a(4)=37, A000045(37)=A105710(4)=24157817->241[5]7817.

Crossrefs

Cf. A105701, A072354, A105702, A105703, A105704, A105706, A105707, A105708, A105709.

Sequence in context: A340042 A307028 A276382 * A061409 A342553 A229997

Adjacent sequences: A105702 A105703 A105704 * A105706 A105707 A105708

Keyword

nonn,base,changed

Author

Reinhard Zumkeller, Apr 18 2005

Status

approved