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A058983 Position at which increasing values of the Improperly Reduced Fibonacci Sequence (A058981) occur. 0
0, 1, 3, 4, 5, 8, 25, 27, 28, 397, 400, 402, 403, 405, 1398, 1399, 1401, 11300, 11307, 11309, 11310, 11315, 44839, 44840, 44842, 1447644, 6237276, 6237278, 9113438, 9113440, 9113441 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..30.

MATHEMATICA

y = 0; c = l = i = z = 1; d = {1}; Do[ x = y + z; c++; j = 1; While[ ! IntegerQ[ x / d[ [ j ] ] ] && j <= i, j++ ]; If[ j > i, d = Append[ d, x ]; i++, x = x/d[ [ j ] ]; d = Delete[ d, j ]; d = Append[ d, x ] ]; If[ x > l, l = x; Print[ c ] ]; y = z; z = x, {n, 1, 10^7} ]

CROSSREFS

Cf. A058981, A058982.

Sequence in context: A258454 A176776 A049931 * A261208 A010375 A095028

Adjacent sequences:  A058980 A058981 A058982 * A058984 A058985 A058986

KEYWORD

nonn

AUTHOR

Robert G. Wilson v, Jan 15 2001

STATUS

approved

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Last modified December 19 11:05 EST 2018. Contains 318246 sequences. (Running on oeis4.)