# A005290 (b-file synthesized from sequence entry) 0 1 1 -1 2 0 3 0 4 1 5 0 6 2 7 0 8 3 9 1 10 5 11 2 12 10 13 5 14 16 15 13 16 28 17 24 18 50 19 46 20 84 21 87 22 141 23 153 24 241 25 266 26 396 27 459 28 653 29 766 30 1070 31 1267 32 1725 33 2075 34 2762 35 3342 36 4397 37 5330 38 6918 39 8432 40 10814 41 13188 42 16784 43 20468 44 25836 45 31529 46 39505 47 48169 48 60033 49 73092 50 90597 51 110203 52 135920 53 165058 54 202754 55 245774 56 300707