# A202212 (b-file synthesized from sequence entry) 2 1 3 3 4 5 5 15 6 27 7 33 8 105 9 195 10 261 11 279 12 945 13 1785 14 2475 15 2925 16 2895 17 10395 18 19845 19 28035 20 34425 21 37935 22 35685 23 135135 24 259875 25 371385 26 465255 27 533925 28 562275 29 509985 30 2027025 31 3918915 32 5644485 33 7158375 34 8390025 35 9218475 36 9401805 37 8294895 38 34459425 39 66891825 40 96891795 41 123898005 42 147093975 43 165209625 44 176067675 45 175313565 46 151335135 47 654729075 48 1274998725 49 1854727875 50 2385808425 51 2857013775 52 3252014325 53 3545408475 54 3693650625 55 3609649575 56 3061162125