# A356654 (b-file synthesized from sequence entry) 0 1 1 0 2 1 3 0 4 3 5 2 6 0 7 13 8 18 9 6 10 0 11 73 12 158 13 108 14 24 15 0 16 501 17 1510 18 1590 19 720 20 120 21 0 22 4051 23 15962 24 23040 25 15960 26 5400 27 720 28 0 29 37633 30 186270 31 345786 32 325920 33 168000 34 45360 35 5040 36 0 37 394353 38 2385182 39 5469492 40 6579384 41 4594800 42 1884960 43 423360 44 40320