# A045685 (b-file synthesized from sequence entry) 0 0 1 0 2 0 3 0 4 2 5 2 6 14 7 12 8 56 9 54 10 230 11 220 12 870 13 860 14 3348 15 3302 16 12672 17 12614 18 48280 19 48108 20 183990 21 183720 22 704156 23 703384 24 2701128 25 2700058 26 10395580 27 10392354 28 40104974 29 40100216 30 155097460 31 155084752 32 601034752 33 601014634 34 2333527814