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 A258161 a(n) = a(n-1)^3/a(n-2) with a(0)=1, a(1)=2. 1
 1, 2, 8, 256, 2097152, 36028797018963968, 22300745198530623141535718272648361505980416 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 COMMENTS The next term has 114 digits. LINKS FORMULA a(n) = 2^(Fibonacci(2*n)). MATHEMATICA Clear[a]; RecurrenceTable[{a[n]==a[n-1]^3/a[n-2], a[0]==1, a[1]==2}, a, {n, 0, 8}] Clear[a]; a[0]=2; a[n_]:=a[n]=Product[a[j]^(n-j), {j, 0, n-1}]; Flatten[{1, Table[a[n], {n, 1, 8}]}] Table[2^(Fibonacci[2*n]), {n, 0, 8}] CROSSREFS Cf. A000045, A000301, A001906, A064098, A208207, A230900, A258169. Sequence in context: A012341 A299374 A203317 * A012296 A009675 A012301 Adjacent sequences:  A258158 A258159 A258160 * A258162 A258163 A258164 KEYWORD nonn,easy AUTHOR Vaclav Kotesovec, May 22 2015 STATUS approved

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Last modified August 11 06:08 EDT 2022. Contains 356046 sequences. (Running on oeis4.)