# A051223 (b-file synthesized from sequence entry) 1 1 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 10 4 11 44 12 156 13 1876 14 5180 15 32516 16 202900 17 1330622 18 8924976 19 64492432 20 495864256 21 3977841852 22 34092182276 23 306819842212 24 2883202816808 25 28144109776812 26 286022102245804