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A038871 Triangle read by rows: T(n,k) = number of orbits of order k under doubling map which remain in a semicircle, with k dividing n. +0
2
0, 1, 1, 3, 1, 5, 7, 1, 5, 11, 15, 1, 9, 21, 27, 31, 1, 9, 21, 43, 55, 63, 1, 17, 37, 85, 91, 119, 127, 1, 17, 73, 85, 171, 219, 239, 255, 1, 33, 73, 165, 341, 363, 439, 495, 511, 1, 33, 137, 293, 341, 683, 731, 887, 991, 1023, 1, 65, 273, 585, 661, 1365, 1387 (list; graph; listen)
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Last modified December 2 11:54 EST 2009. Contains 167921 sequences.


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