# A219232 (b-file synthesized from sequence entry) 0 1 1 1 2 2 3 4 4 11 5 30 6 92 7 284 8 918 9 3005 10 10043 11 33943 12 116138 13 400862 14 1395228 15 4889389 16 17240482 17 61117789 18 217709832 19 778841527 20 2797066886 21 10080379573 22 36444817306 23 132147553180 24 480444008087 25 1751033068088 26 6396352141777 27 23414462628460 28 85878613308907 29 315556155264918