# A129966 (b-file synthesized from sequence entry) 1 0 2 1 3 3 4 15 5 21 6 28 7 36 8 45 9 55 10 91 11 105 12 120 13 136 14 153 15 171 16 231 17 253 18 276 19 300 20 325 21 351 22 435 23 465 24 496 25 528 26 561 27 595 28 703 29 741 30 780 31 820 32 861 33 903 34 1035 35 1081 36 1128 37 1176 38 1225 39 1275 40 1431 41 1485 42 1540 43 1596 44 1653 45 1711 46 1891 47 1953