# A187983 (b-file synthesized from sequence entry) 1 0 2 4 3 9 4 30 5 111 6 355 7 1257 8 4357 9 15146 10 53379 11 187699 12 663631 13 2352610 14 8356208 15 29754352 16 106127185 17 379166226 18 1356700796 19 4860763378 20 17436188166 21 62613987171 22 225072940410 23 809789751003 24 2915986488761 25 10508369260118 26 37896284981596 27 136756217644237 28 493817776063606