# A081975 (b-file synthesized from sequence entry) 1 3 2 6 3 10 4 45 5 36 6 28 7 91 8 78 9 66 10 231 11 210 12 120 13 276 14 1035 15 630 16 378 17 1431 18 1378 19 780 20 990 21 528 22 496 23 465 24 300 25 820 26 3321 27 3240 28 2080 29 5356 30 5253 31 1275 32 1225 33 1176 34 1128 35 4371 36 4278 37 4186 38 5460 39 4560 40 11476 41 11325 42 2775 43 666 44 2016 45 12880 46 6555 47 1596