# A223170 (b-file synthesized from sequence entry) 0 1 1 1 2 4 3 5 4 4 5 5 6 40 7 16 8 45 9 72 10 16 11 45 12 540 13 432 14 64 15 585 16 1404 17 624 18 64 19 585 20 9360 21 11232 22 3328 23 256 24 9945 25 31824 26 21216 27 4352 28 256 29 9945 30 198900 31 318240 32 141440 33 21760 34 1024 35 208845 36 835380 37 742560 38 228480 39 26880 40 1024 41 208845 42 5012280 43 10024560 44 5940480 45 1370880 46 129024 47 4096