# A145857 (b-file synthesized from sequence entry) 1 1 2 2 3 5 4 12 5 72 6 513 7 4531 8 68662 9 1429824 10 40840428 11 1747979822 12 106711196102 13 9237029528023 14 1158315077977449 15 208422835867809541 16 53674442198900292691 17 19878424340459715152560 18 10569643478952360023168707