# A375501 (b-file synthesized from sequence entry) 0 1 1 0 2 9 3 -16 4 65 5 -160 6 465 7 -1216 8 3273 9 -8608 10 22721 11 -59648 12 156577 13 -410432 14 1075529 15 -2817200 16 7378049 17 -19319840 18 50586481 19 -132447360 20 346768521 21 -907878720 22 2376901249 23 -6222878976 24 16291823425 25 -42652732800 26 111666604425 27 -292347451216 28 765376349633 29 -2003782568608