# A353047 (b-file synthesized from sequence entry) 5 12 6 108 7 600 8 2664 9 10404 10 37476 11 127920 12 420768 13 1348476 14 4242204 15 13169160 16 40490712 17 123635028 18 375623892 19 1137095520 20 3433306896 21 10347106860 22 31141984140 23 93639862200 24 281372571720 25 845074016772 26 2537235316548 27 7615933808400 28 22856659795584 29 68588501433564