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Search: id:A136310
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| A136310 |
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a(n)=a(n-1)*(2^K)+ n*(n+1)/2 ; a(0)=1; K=floor(log_2 n*(n+1)/2). |
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| 1, 2, 7, 34, 282, 2271, 36357, 581740, 18615716, 595702957, 19062494679, 1219999659522, 78079978209486
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