# A013621 (b-file synthesized from sequence entry) 0 1 1 2 2 5 3 4 4 20 5 25 6 8 7 60 8 150 9 125 10 16 11 160 12 600 13 1000 14 625 15 32 16 400 17 2000 18 5000 19 6250 20 3125 21 64 22 960 23 6000 24 20000 25 37500 26 37500 27 15625 28 128 29 2240 30 16800 31 70000 32 175000 33 262500 34 218750 35 78125 36 256 37 5120 38 44800 39 224000 40 700000 41 1400000