# A120478 (b-file synthesized from sequence entry) 0 6 1 21 2 56 3 126 4 252 5 461 6 786 7 1266 8 1946 9 2877 10 4116 11 5726 12 7776 13 10341 14 13502 15 17346 16 21966 17 27461 18 33936 19 41502 20 50276 21 60381 22 71946 23 85106 24 100002 25 116781 26 135596 27 156606 28 179976 29 205877 30 234486 31 265986 32 300566 33 338421 34 379752 35 424766