# A193113 (b-file synthesized from sequence entry) 0 1 1 1 2 4 3 23 4 151 5 1074 6 8059 7 62814 8 503619 9 4126954 10 34411602 11 291025337 12 2490377810 13 21523367553 14 187603609077 15 1647252368595 16 14556722879278 17 129366008725176 18 1155458240271571 19 10366549508487178 20 93382085749705066 21 844255894224907354