# A361426 (b-file synthesized from sequence entry) 1 2 2 2 3 6 4 12 5 16 6 48 7 53 8 120 9 320 10 280 11 1120 12 2240 13 2986 14 8960 15 17920 16 26880 17 53760 18 107520 19 134400 20 268800 21 537600 22 591360 23 1182720 24 2365440 25 2956800 26 5677056 27 11354112