# A126922 (b-file synthesized from sequence entry) 0 1 1 30 2 420 3 3450 4 18930 5 77190 6 253140 7 705090 8 1732020 9 3852990 10 7912380 11 15214650 12 27692310 13 48110790 14 80313900 15 129513570 16 202627560 17 308668830 18 459190260 19 668788410 20 955670010 21 1342284870 22 1856028900 23 2530020930 24 3403957020 25 4525045950 26 5949029580