CREATE TABLE table_27441210_5 (number_one_single_s_ VARCHAR, artist VARCHAR)

Name the number one singles for desvarieux, jacob
SELECT number_one_single_s_ FROM table_27441210_5 WHERE artist = "Desvarieux, Jacob"
SELECT "number_one_single_s_" FROM "table_27441210_5" WHERE "Desvarieux, Jacob" = "artist"