# A337077 (b-file synthesized from sequence entry) 1 1 2 2 3 12 4 24 5 96 6 690 7 1386 8 3024 9 3738 10 3794 11 5544 12 22834 13 57278 14 68908 15 89060 16 196240 17 360000 18 388421 19 524160 20 1556360 21 1572480 22 2359140 23 3929940 24 8057711 25 11484900 26 15201585 27 16115505 28 19910436 29 32444160 30 7348411575 31 16097143458 32 33273395232 33 51333952011