# A280351 (b-file synthesized from sequence entry) 0 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 2 9 9 10 37 11 121 12 331 13 793 14 1717 15 3433 16 6436 17 11441 18 19449 19 31825 20 50389 21 77521 22 116281 23 170545 24 245158 25 346105 26 480701 27 657802 28 888058 29 1184419 30 1564435 31 2063206 32 2799487 33 4272049 34 8544097 35 23535821 36 77331981 37 262534537 38 865287625 39 2720095405