# A147414 (b-file synthesized from sequence entry) 1 1 2 1 3 1 4 5 5 1 6 11 7 9 8 68 9 153 10 1684 11 1679 12 71570 13 36923 14 5414251 15 2307043 16 500915628 17 344960766 18 114097346426 19 84657360537 20 60278905221018 21 32340840584502 22 57465415940963552 23 25612067643691049 24 97100554928558169851