# A056179 (b-file synthesized from sequence entry) 0 1 1 2 2 3 3 7 4 12 5 20 6 31 7 46 8 67 9 94 10 128 11 170 12 222 13 285 14 361 15 452 16 558 17 682 18 826 19 991 20 1179 21 1394 22 1637 23 1909 24 2215 25 2556 26 2935 27 3354 28 3817 29 4327 30 4885 31 5496 32 6163 33 6889 34 7676 35 8530 36 9453 37 10449 38 11521 39 12674 40 13911 41 15237 42 16656 43 18171 44 19787 45 21509