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 A021013 Pisot sequence P(7,11), a(0)=7, a(1)=11, a(n+1) is the nearest integer to a(n)^2/a(n-1). Agrees with A021014 only for n <= 20. 2
 7, 11, 17, 26, 40, 62, 96, 149, 231, 358, 555, 860, 1333, 2066, 3202, 4963, 7692, 11922, 18478, 28639, 44388, 68798, 106632, 165272, 256160, 397030, 615369, 953779, 1478291, 2291248, 3551275, 5504229, 8531172, 13222723, 20494301 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 LINKS Harvey P. Dale, Table of n, a(n) for n = 0..1000 Index entries for Pisot sequences MATHEMATICA nxt[{a_, b_}]:={b, Round[b^2/a]}; Transpose[NestList[nxt, {7, 11}, 40]][[1]] (* Harvey P. Dale, Dec 17 2013 *) CROSSREFS Cf. A021014. Sequence in context: A257666 A224868 A021014 * A156105 A062574 A063912 Adjacent sequences: A021010 A021011 A021012 * A021014 A021015 A021016 KEYWORD nonn AUTHOR R. K. Guy STATUS approved

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Last modified August 9 04:25 EDT 2024. Contains 375027 sequences. (Running on oeis4.)