A214968 Least m>0 such that n-m divides L(n)-m, where L = A000032 (Lucas numbers).

1, 2, 1, 2, 2, 5, 5, 8, 9, 7, 2, 9, 13, 14, 9, 15, 2, 4, 19, 16, 21, 6, 22, 1, 25, 26, 7, 2, 18, 29, 17, 32, 33, 31, 2, 11, 33, 16, 33, 6, 18, 25, 43, 8, 45, 9, 2, 1, 49, 50, 7, 4, 18, 18, 47, 56, 3, 24, 58, 15, 61, 62, 47, 63, 10, 25, 67, 68, 69, 8, 22, 1, 67, 74, 39, 71

Offset

2,2

Links

Clark Kimberling, Table of n, a(n) for n = 2..1000

Example

Write x#y if x|y is false; then 7#46, 6#45, 5#44, 4#43, 3|42 so a(8) = 5.

Mathematica

Table[m = 1; While[! Divisible[LucasL[n]-m, n-m], m++]; m, {n, 2, 100}]

Crossrefs

Cf. A214967.

Sequence in context: A364536 A058701 A004559 * A340059 A095291 A285003

Adjacent sequences: A214965 A214966 A214967 * A214969 A214970 A214971

Keyword

nonn,easy

Author

Clark Kimberling, Jul 31 2012

Status

approved