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 A336776 a(n) is the least number of repetitions such that the result of the repeated execution of the multiplication f <- f*n started at f=1 produces an overflow, when the multiplication is performed using 32-bit single precision floats according to the IEEE 754 standard. 6
 128, 81, 64, 56, 50, 46, 43, 41, 39, 38, 36, 35, 34, 33, 32, 32, 31, 31, 30, 30, 29, 29, 28, 28, 28, 27, 27, 27, 27, 26, 26, 26, 26, 25, 25, 25, 25, 25, 25, 24, 24, 24, 24, 24, 24, 24, 23, 23, 23, 23, 23, 23, 23, 23, 23, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 21 (list; graph; refs; listen; history; text; internal format)
 OFFSET 2,1 COMMENTS See A336774 for more information and links. The overflow usually raises the corresponding exception, with +infinity returned as result. LINKS Table of n, a(n) for n=2..69. Hugo Pfoertner, Comparison with 128-bit results, range n=2..128, computed on x86-64 architecture. CROSSREFS Cf. A336774, A336775, A336777, A336778, A336779, A336780, A336781. Sequence in context: A252487 A160638 A188829 * A172532 A173779 A187353 Adjacent sequences: A336773 A336774 A336775 * A336777 A336778 A336779 KEYWORD nonn,fini AUTHOR Hugo Pfoertner, Aug 07 2020 STATUS approved

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Last modified April 23 03:30 EDT 2024. Contains 371906 sequences. (Running on oeis4.)