# A038276 (b-file synthesized from sequence entry) 0 1 1 7 2 10 3 49 4 140 5 100 6 343 7 1470 8 2100 9 1000 10 2401 11 13720 12 29400 13 28000 14 10000 15 16807 16 120050 17 343000 18 490000 19 350000 20 100000 21 117649 22 1008420 23 3601500 24 6860000 25 7350000 26 4200000 27 1000000 28 823543 29 8235430 30 35294700 31 84035000