显示找到的2个结果中的1-2个。
第页1
1, 2, 3, 4, 6, 5, 8, 12, 10, 7, 16, 24, 20, 14, 11, 32, 48, 40, 28, 22, 9, 64, 96, 80, 56, 44, 18, 15, 128, 192, 160, 112, 88, 36, 30, 23, 256, 384, 320, 224, 176, 72, 60, 46, 19, 512, 768, 640, 448, 352, 144, 120, 92, 38, 13, 1024, 1536, 1280, 896, 704, 288
数学
a[n_]:=a[n]=与[{r=(-1+Sqrt[8n+1])/2},其中[n<=1,n,IntegerQ[r],2a[Floor[Sqrt[2n]+1/2]]-1,True,2a[n-Floor[r]]];
黄体脂酮素
(哈斯克尔)
导入数据。列表(elemIndex)
导入数据。也许(来自Just)
a220347=(+1)。来自Just。(`elemIndex`a183079_list)
(方案,带有记忆定义宏)
1, 2, 3, 4, 6, 5, 10, 7, 15, 9, 28, 8, 21, 14, 66, 11, 36, 20, 136, 13, 55, 35, 435, 12, 45, 27, 253, 19, 120, 77, 2278, 16, 78, 44, 703, 26, 231, 152, 9453, 18, 105, 65, 1596, 43, 666, 464, 95266, 17, 91, 54, 1081, 34, 406, 275, 32385, 25, 210, 135, 7381, 89, 3081, 2345, 2598060, 22, 153, 90, 3160, 53, 1035, 740, 248160, 33
评论
1
................../ \..................
2 3
4......../ \........6 5......../ \.......10
/ \ / \ / \ / \
/ \ / \ / \ / \
/ \ / \ / \ / \
7 15 9 28 8 21 14 66
11 36 20 136 13 55 35 435 12 45 27 253 19 120 77 2278
等。
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