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_1046170_5 (playoffs VARCHAR, regular_season VARCHAR)
### Question:
what are all the playoffs for regular season is 1st, atlantic division
### Answer:
SELECT playoffs FROM table_1046170_5 WHERE regular_season = "1st, Atlantic division"