# A173674 (b-file synthesized from sequence entry) 0 0 1 1 2 1 3 1 4 1 5 1 6 2 7 2 8 3 9 4 10 5 11 7 12 10 13 13 14 18 15 25 16 35 17 48 18 66 19 91 20 125 21 173 22 238 23 329 24 454 25 626 26 864 27 1193 28 1646 29 2272 30 3136 31 4329 32 5975 33 8247 34 11383 35 15711 36 21686 37 29932 38 41315 39 57026 40 78711 41 108643 42 149958 43 206983 44 285694 45 394337 46 544295 47 751278 48 1036972