# A221194 (b-file synthesized from sequence entry) 0 1 1 2 2 1 3 60 4 1 5 242 6 1 7 3840 8 1 9 15122 10 1 11 238140 12 1 13 937442 14 1 15 14760960 16 1 17 58106402 18 1 19 914941500 20 1 21 3601659602 22 1 23 56711612160 24 1 25 223244789042 26 1 27 3515205012540 28 1 29 13837575261122 30 1 31 217885999165440 32 1 33 857706421400642 34 1 35 13505416743244860 36 1