| 数据
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0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 24, 25, 26, 28, 29, 30, 32, 38, 41
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| 例子
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20! = 2432902008176640000->0000000 122234466789,缺少5个,因此A137580型(20) =9,a(21)=20;
21! = 51090942171709440000->0000000 1112444577999,缺少{3,6,8},因此A137580型(21)=7,a(22)=21;
22! = 112400072777760768000->00000000 1122466777778,缺少{5,7,9},因此A137580型(22)=7,a(23)=22;
23!=2585216738884976640000->00000122344556667788889 pandigital,A137580型(23)=10,23不是一个术语;
24!=62044840173323943360000->00000012233334444667899,缺少5个,因此A137580型(24)=9,a(24)=24;
25! = 15511210043330985984000000->0000000001112333445558899,缺少{6,7},因此A137580型(24)=8,a(25)=25。
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