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A214968
Least m>0 such that n-m divides L(n)-m, where L = A000032 (Lucas numbers).
2
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
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
KEYWORD
nonn,easy
AUTHOR
Clark Kimberling, Jul 31 2012
STATUS
approved