History

Time	Change
2019-03-16 08:31:33+00:00	Created
2019-03-16 08:31:33+00:00	Associated with 7進数
2019-03-16 08:31:33+00:00	Associated with 七進法
2019-03-16 08:31:33+00:00	Associated with 7進法
2019-03-16 08:31:33+00:00	Associated with 七進数