# A026711 (b-file synthesized from sequence entry) 0 1 1 1 2 4 3 6 4 20 5 32 6 101 7 165 8 507 9 837 10 2531 11 4205 12 12583 13 20993 14 62368 15 104354 16 308438 17 517146 18 1522818 19 2557110 20 7508968 21 12623188 22 36990948 23 62237324 24 182092022 25 306566670 26 895859156 27 1508992496 28 4405521688 29 7423506680