# A115947 (b-file synthesized from sequence entry) 1 1 2 1 3 2 4 4 5 6 6 6 7 9 8 12 9 18 10 24 11 25 12 25 13 48 14 50 15 64 16 75 17 91 18 100 19 120 20 168 21 169 22 240 23 273 24 306 25 320 26 360 27 441 28 550 29 588 30 728 31 910 32 979 33 1156 34 1224 35 1365 36 1365 37 1728 38 2184 39 2352 40 2475 41 3025 42 3029 43 4410 44 4704 45 4895 46 5278 47 5712 48 5880 49 6426 50 7921 51 9150 52 9504 53 12852