# A366058 (b-file synthesized from sequence entry) 0 1 1 6 2 30 3 126 4 462 5 1566 6 5070 7 15966 8 49422 9 151326 10 460110 11 1392606 12 4202382 13 12656286 14 38067150 15 114398046 16 343587342 17 1031548446 18 3096218190 19 9291800286 20 27881692302 21 83657659806 22 250998145230 23 753044767326 24 2259234965262 25 6777906222366 26 20334121320270 27 61003169267166 28 183011118414222