# A368956 (b-file synthesized from sequence entry) 1 -2 2 0 3 10 4 48 5 178 6 600 7 1930 8 6048 9 18658 10 57000 11 173050 12 523248 13 1577938 14 4750200 15 14283370 16 42915648 17 128878018 18 386896200 19 1161212890 20 3484687248 21 10456158898 22 31372671000 23 94126401610 24 282395982048 25 847221500578 26 2541731610600 27 7625329049530