# A363602 (b-file synthesized from sequence entry) 0 1 1 2 2 8 3 24 4 72 5 196 6 532 7 1368 8 3467 9 8520 10 20580 11 48664 12 113330 13 259588 14 586692 15 1308304 16 2883427 17 6283192 18 13551344 19 28940688 20 61246052 21 128492516 22 267388008 23 552126648 24 1131750735 25 2303690862 26 4658080756 27 9358912416 28 18689701580 29 37106245300 30 73259451208