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A020741 Pisot sequence T(6,10), a(n) = floor(a(n-1)^2/a(n-2)). 1
6, 10, 16, 25, 39, 60, 92, 141, 216, 330, 504, 769, 1173, 1789, 2728, 4159, 6340, 9664, 14730, 22451, 34219, 52155, 79492, 121157, 184660, 281447, 428963, 653797, 996474, 1518759, 2314790, 3528046, 5377208, 8195575, 12491138, 19038142, 29016639, 44225184 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Colin Barker, Table of n, a(n) for n = 0..1000

PROG

(PARI) pisotT(nmax, a1, a2) = {

  a=vector(nmax); a[1]=a1; a[2]=a2;

  for(n=3, nmax, a[n] = floor(a[n-1]^2/a[n-2]));

  a

}

pisotT(50, 6, 10) \\ Colin Barker, Jul 29 2016

CROSSREFS

See A008776 for definitions of Pisot sequences.

Sequence in context: A230276 A079329 A302748 * A274287 A090991 A019533

Adjacent sequences:  A020738 A020739 A020740 * A020742 A020743 A020744

KEYWORD

nonn

AUTHOR

David W. Wilson

STATUS

approved

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Last modified January 25 23:04 EST 2020. Contains 331270 sequences. (Running on oeis4.)