OFFSET
1,2
COMMENTS
log(a(n+1))/log(a(n)) --> 1+sqrt(2). The 7th term has 49 digits, while the 8th term has 117 digits.
FORMULA
a(n) = A081090(n)^2 + 1.
CROSSREFS
KEYWORD
nonn
AUTHOR
Hans Havermann and Paul D. Hanna, Mar 05 2003
STATUS
approved