# A126385 (b-file synthesized from sequence entry) 0 1 1 31 2 91 3 269 4 797 5 2365 6 7025 7 20883 8 62115 9 184845 10 550289 11 1638775 12 4881719 13 14545715 14 43350415 15 129222077 16 385262397 17 1148802957 18 3426077313 19 10218944199 20 30483682935 21 90944672583 22 271351287651 23 809707376697