# A259803 (b-file synthesized from sequence entry) 1 1 2 1 3 2 4 4 5 9 6 18 7 41 8 89 9 207 10 467 11 1101 12 2552 13 6092 14 14377 15 34678 16 82959 17 201800 18 487904 19 1195213 20 2914427 21 7181988 22 17635162 23 43679583 24 107879951 25 268378064 26 666121087