# A144252 (b-file synthesized from sequence entry) 0 1 1 1 2 1 3 1 4 3 5 2 6 1 7 5 8 12 9 6 10 1 11 7 12 30 13 60 14 24 15 1 16 9 17 56 18 210 19 360 20 122 21 1 22 11 23 90 24 504 25 1680 26 2562 27 758 28 1 29 13 30 132 31 990 32 5040 33 15372 34 21224 35 5606 36 1 37 15 38 182 39 1716 40 11880 41 36364 42 159180 43 201816 44 47378