# A199972 (b-file synthesized from sequence entry) 1 0 2 0 3 4 4 9 5 19 6 29 7 41 8 55 9 71 10 89 11 109 12 131 13 155 14 181 15 209 16 239 17 271 18 305 19 341 20 379 21 419 22 461 23 505 24 551 25 599 26 649 27 701 28 755 29 811 30 869 31 929 32 991 33 1055 34 1121 35 1189 36 1259 37 1331 38 1405 39 1481 40 1559 41 1639 42 1721 43 1805 44 1891 45 1979 46 2069