OFFSET
0,1
COMMENTS
FORMULA
a(n) = A046859 + 3.
EXAMPLE
a(0) = 2[0]3 = 4;
a(1) = 2[1]4 = 6;
a(2) = 2[2]5 = 10;
a(3) = 2[3]6 = 64;
a(4) = 2[4]7 = 2^2^2^65536.
CROSSREFS
KEYWORD
nonn,bref
AUTHOR
Natan Arie Consigli, Sep 24 2016
STATUS
approved