# A107875 (b-file synthesized from sequence entry) 0 1 1 5 2 28 3 220 4 2380 5 33649 6 593775 7 12620256 8 314457495 9 8996462475 10 290752384208 11 10477677064400 12 416579843773639 13 18114175790089400 14 855130180330364620 15 43553532185070076800 16 2380434572658017204175