# A080878 (b-file synthesized from sequence entry) 0 1 1 1 2 3 3 4 4 14 5 20 6 72 7 104 8 376 9 544 10 1968 11 2848 12 10304 13 14912 14 53952 15 78080 16 282496 17 408832 18 1479168 19 2140672 20 7745024 21 11208704 22 40553472 23 58689536 24 212340736 25 307302400 26 1111830528 27 1609056256 28 5821620224 29 8425127936 30 30482399232