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A076660 Numbers n such that A076644(n) = floor((2/3)*n*(sqrt(n)+1)). 0
1, 2, 4, 6, 17, 24, 26, 29, 43, 83, 88, 193, 207, 243, 357, 534, 806, 1082, 1197, 1377, 2246, 2362, 3148, 4342, 4570, 6463, 11687, 14305 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Sequence is probably infinite.

LINKS

Table of n, a(n) for n=1..28.

FORMULA

It seems that a(n) is asymptotic to c*exp(d*n) with d around 0.33...

CROSSREFS

Cf. A076644.

Sequence in context: A070325 A199578 A294920 * A046441 A192335 A067993

Adjacent sequences:  A076657 A076658 A076659 * A076661 A076662 A076663

KEYWORD

nonn

AUTHOR

Benoit Cloitre, Oct 24 2002

STATUS

approved

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Last modified October 21 11:35 EDT 2019. Contains 328296 sequences. (Running on oeis4.)