# A047123 (b-file synthesized from sequence entry) 1 1 2 1 3 4 4 16 5 58 6 215 7 806 8 3051 9 11602 10 44307 11 169840 12 653204 13 2519314 14 9740350 15 37739300 16 146498531 17 569642584 18 2218322463 19 8650367796 20 33773500347 21 132008143328 22 516495270723 23 2022721237326 24 7928249018667 25 31100068617294