# A261637 (b-file synthesized from sequence entry) 0 1 1 4 2 6 3 4 4 5 5 16 6 24 7 20 8 26 9 48 10 56 11 60 12 98 13 132 14 130 15 168 16 253 17 288 18 324 19 448 20 539 21 588 22 780 23 1000 24 1086 25 1304 26 1690 27 1916 28 2205 29 2812 30 3274 31 3648 32 4507 33 5396 34 6018 35 7200 36 8674 37 9680 38 11250 39 13616 40 15425 41 17532 42 20962 43 23988 44 26960 45 31868 46 36836 47 41164