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A229467 Related to Pisano periods: numbers n such that there are n+10 distinct Fibonacci numbers mod n. 2
170, 230, 530, 830, 1370, 1670, 1730, 1970, 2270, 2570, 2930, 3170, 3830, 4430, 4670, 5030, 5870, 5930, 6170, 6470, 6530, 6830, 7430, 7730, 8270, 8570, 8630, 8870, 9470, 9770, 9830, 10130, 11630, 11870, 11930, 12170, 12830, 13070, 13670, 13730, 14330 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

These are a subset of the terms of A071774 multiplied by 10, where A071774 are numbers m such that Fibonacci numbers mod m = 2*(m+1).  All A071774 terms multiplied by 10 have Pisano periods 3*(n+10) or (n+10). This sequence is the (n+10) subset.

LINKS

Matthew Goers, Table of n, a(n) for n = 1..60

EXAMPLE

The Pisano period of the Fibonacci numbers mod 170 = 180, which is 170+10.

The Pisano period of the Fibonacci numbers mod 1670 = 1680, which is 1670+10.

CROSSREFS

Cf. A000045, A001175, A071774, A229466.

Sequence in context: A296892 A045002 A163556 * A218071 A113789 A261550

Adjacent sequences:  A229464 A229465 A229466 * A229468 A229469 A229470

KEYWORD

nonn

AUTHOR

Matthew Goers, Sep 24 2013

EXTENSIONS

Added 3 terms - Matthew Goers, Oct 14 2013

STATUS

approved

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Last modified September 17 01:53 EDT 2021. Contains 347478 sequences. (Running on oeis4.)