# A140881 (b-file synthesized from sequence entry) 0 1 1 1 2 1 3 2 4 2 5 3 6 4 7 5 8 6 9 8 10 10 11 12 12 16 13 20 14 25 15 32 16 41 17 52 18 65 19 83 20 104 21 132 22 166 23 210 24 265 25 335 26 422 27 533 28 673 29 849 30 1072 31 1353 32 1707 33 2154 34 2718 35 3430 36 4329 37 5462 38 6893 39 8698 40 10975 41 13850 42 17476 43 22053 44 27828 45 35115 46 44310 47 55913 48 70555 49 89030 50 112344