I was waiting for an answer to your comment, but I figured it out:

https://docs.google.com/spreadsheets/d/1JR4KrVH1dygniLiLFAMT...

Choices for format are:

  xlsx
  ods
  zip (Web page .html, zipped)
  csv
  tsv (tab-separated values)
  pdf

Copy & paste appears to work fairly well, too.

File -> Download As -> {{whatever you want to download as}}