# A071646 (b-file synthesized from sequence entry) 1 1 2 2 3 6 4 19 5 61 6 201 7 672 8 2269 9 7723 10 26452 11 91058 12 314766 13 1091884 14 3798900 15 13251136 16 46325285 17 162268775 18 569385098 19 2001012474 20 7042014879 21 24813529581 22 87533417037 23 309107111536 24 1092585807044 25 3865270781236