# A364319 (b-file synthesized from sequence entry) 0 0 1 1 2 3 3 6 4 16 5 33 6 91 7 190 8 528 9 1105 10 3075 11 6438 12 17920 13 37521 14 104443 15 218686 16 608736 17 1274593 18 3547971 19 7428870 20 20679088 21 43298625 22 120526555 23 252362878 24 702480240 25 1470878641 26 4094354883 27 8572908966 28 23863649056 29 49966575153 30 139087539451