# A337898 (b-file synthesized from sequence entry) 1 1 2 10 3 55 4 200 5 560 6 1316 7 2730 8 5160 9 9075 10 15070 11 23881 12 36400 13 53690 14 77000 15 107780 16 147696 17 198645 18 262770 19 342475 20 440440 21 559636 22 703340 23 875150 24 1079000 25 1319175 26 1600326 27 1927485 28 2306080 29 2741950 30 3241360