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A066091 a(n+2) = a(n+1)*a(n)*(a(n+1)+a(n)). 2
1, 2, 6, 96, 58752, 331914018816, 6472527787868799987640958976, 13905078437588927055776809046479521344793888146925785597768443625472 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

COMMENTS

The next term has 163 digits. - Harvey P. Dale, Dec 09 2017

LINKS

Harry J. Smith, Table of n, a(n) for n = 0..10

MATHEMATICA

nxt[{a_, b_}]:={b, a*b*(a+b)}; NestList[nxt, {1, 2}, 10][[All, 1]] (* Harvey P. Dale, Dec 09 2017 *)

PROG

(PARI) { for (n=0, 10, if (n>1, a=a1*a2*(a1+a2); a2=a1; a1=a, if (n, a=a1=2, a=a2=1)); write("b066091.txt", n, " ", a) ) } \\ Harry J. Smith, Nov 12 2009

CROSSREFS

Sequence in context: A322716 A007870 A081992 * A100704 A123257 A230927

Adjacent sequences:  A066088 A066089 A066090 * A066092 A066093 A066094

KEYWORD

nonn

AUTHOR

Benoit Cloitre, Dec 30 2001

STATUS

approved

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Last modified August 9 20:09 EDT 2020. Contains 336326 sequences. (Running on oeis4.)