# A242426 (b-file synthesized from sequence entry) 1 1 2 0 3 0 4 0 5 0 6 3 7 14 8 78 9 497 10 3628 11 29990 12 277200 13 2834328 14 31770514 15 387459072 16 5108103000 17 72397196844 18 1097800704000 19 17735107218083 20 304112751022080 21 5516784599040000 22 105559797875432727 23 2124765080865042873 24 44881973505008640000 25 992717442773183102976