1,1
The next term is very large!
Cf. A066272, A130799, A120661.
Sequence in context: A199361 A199586 A174106 * A110720 A200822 A112613
Adjacent sequences: A120657 A120658 A120659 * A120661 A120662 A120663
nonn,base
M. F. Hasler (maximilian.hasler(AT)gmail.com), Jul 26 2007