# A086864 (b-file synthesized from sequence entry) 1 0 2 0 3 0 4 1 5 30 6 360 7 2970 8 19845 9 115668 10 612360 11 3018060 12 14073345 13 62788770 14 270208224 15 1128426390 16 4594307445 17 18302828040 18 71553216240 19 275154640632 20 1042806816225 21 3901324324230 22 14427539010360 23 52801538445810 24 191427950399301 25 688082033693340