Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_7 (weight VARCHAR, block VARCHAR, spike VARCHAR)
### Question:
What is the number of weight values associated with 340 blocks and more than 353 spikes?
### Answer:
SELECT COUNT(weight) FROM table_name_7 WHERE block = 340 AND spike > 353