a=(1 3 1 7 3 1 15 8 3 1 31 19 8 3 1 63 43 20 8 3 1 127 94 47 20 8 3 1 255 201 107 48 20 8 3 1 511 423 238 111 48 20 8 3 1 1023 880 520 251 112 48 20 8 3 1 2047 1815 1121 558 255 112 48 20 8 3 1 4095 3719 2391 1224 571 256 112 48 20 8 3 1 8191 7582 5056 2656 1262 575 256 112 48 20 8 3 1 16383 15397 10616 5713 2760 1275 576 256 112 48 20 8 3 1 32767 31171 22159 12199 5984 2798 1279 576 256 112 48 20 8 3 1 65535 62952 46023 25888 12880 6088 2811 1280 576 256 112 48 20 8 3 1 131071 126891 95182 54648 27553 13152 6126 2815 1280 576 256 112 48 20 8 3 1 262143 255379 196132 114832 58631 28240 13256 6139 2816 1280 576 256 112 48 20 8 3 1 524287 513342 402873 240335 124192 60320 28512 13294 6143 2816 1280 576 256 112 48 20 8 3 1) read b c ((b*c))&&echo $[a[(b*(b-1))/2+c-1]]&&. *
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