# A371229 (b-file synthesized from sequence entry) 0 1 1 0 2 2 3 3 4 104 5 630 6 19944 7 259560 8 8718464 9 185086944 10 6914815200 11 206059083120 12 8700740615808 13 332779651158240 14 15916427365716864 15 738672634596405600 16 39847940942657495040 17 2163098542598925281280 18 130682368989193123952640