OFFSET
1,2
LINKS
Paul D. Hanna, Table of n, a(n) for n = 1..5000
FORMULA
a(n) = floor(t^n) - 1, where t = 2.30553184793480801944987312451742393976098898...
EXAMPLE
Given a(4)=27, then a(5)=64 because 64=floor((27+1)^(5/4)).
MATHEMATICA
nxt[{n_, a_}]:={n+1, Floor[(a+1)^(1+1/n)]}; NestList[nxt, {1, 1}, 30][[All, 2]] (* Harvey P. Dale, Jul 15 2018 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Paul D. Hanna, Feb 21 2003
STATUS
approved