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A254406 a(n) = floor(a(n-1)^(5/2)), a(1) = 2. 1
2, 5, 55, 22434, 75381849525, 1560152215306022835807766096, 96142947030750035305397690793504947854390697291777107758182668001398 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
The next term -- a(8) -- has 170 digits. - Harvey P. Dale, Apr 18 2022
LINKS
FORMULA
a(n) ~ c^((5/2)^n), where c = 1.292359119971021796628915278748164958162881226395259818195999161... .
MATHEMATICA
RecurrenceTable[{a[1]==2, a[n]==Floor[a[n-1]^(5/2)]}, a, {n, 1, 10}]
NestList[Floor[(Sqrt[#])^5]&, 2, 10] (* Harvey P. Dale, Apr 18 2022 *)
CROSSREFS
Cf. A254405.
Sequence in context: A013171 A073422 A006525 * A260654 A339167 A042161
KEYWORD
nonn,easy
AUTHOR
Vaclav Kotesovec, Jan 30 2015
STATUS
approved

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Last modified February 25 13:12 EST 2024. Contains 370330 sequences. (Running on oeis4.)