What is the total number of N for the element with nuclide of 141 pr?
CREATE TABLE table_15366768_1 (n___n__ VARCHAR, nuclide VARCHAR)
SELECT COUNT(n___n__) FROM table_15366768_1 WHERE nuclide = "141 Pr"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_15366768_1 (n___n__ VARCHAR, nuclide VARCHAR) Question: What is the total number of N for the element with nuclide of 141 pr? [/INST] SELECT COUNT(n___n__) FROM table_15366768_1 WHERE nuclide = "141 Pr" </s>