# A090440 (b-file synthesized from sequence entry) 1 1 2 24 3 36 4 12 5 1 6 1440 7 5760 8 6120 9 2520 10 456 11 36 12 1 13 172800 14 1339200 15 2808000 16 2420640 17 1025280 18 232920 19 29400 20 2040 21 72 22 1 23 36288000 24 471744000 25 1643846400 26 2381702400 27 1745755200 28 721224000 29 178941600 30 27624960 31 2689920 32 163800 33 6000