# A139694 (b-file synthesized from sequence entry) 0 1 1 2 2 3 3 10 4 21 5 50 6 55 7 78 8 105 9 136 10 171 11 242 12 253 13 338 14 351 15 406 16 465 17 578 18 595 19 666 20 741 21 820 22 903 23 1058 24 1081 25 1250 26 1275 27 1378 28 1653 29 1682 30 1711 31 1830 32 1953 33 2178 34 2211 35 2556 36 2701 37 2738 38 2775 39 2926 40 3081 41 3362 42 3403 43 3698 44 3741 45 3916 46 4232 47 4418 48 4465