290期:合数单双为:→→“ 合双“←← 开42准
291期:合数单双为:→→“ 合单“←← 开?准
🐠合数单:01-03-05-07-09-10-12-14-16-18-21-23-25-27-29-30-32-34-36-38-41-43-45-47-49
𝓡合数双:02-04-06-08-11-13-15-17-19-20-22-24-26-28-31-33-35-37-39-40-42-44-46-48
290期:合数单双为:→→“ 合双“←← 开42准
291期:合数单双为:→→“ 合单“←← 开?准
🐠合数单:01-03-05-07-09-10-12-14-16-18-21-23-25-27-29-30-32-34-36-38-41-43-45-47-49
𝓡合数双:02-04-06-08-11-13-15-17-19-20-22-24-26-28-31-33-35-37-39-40-42-44-46-48