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Omni-MATH / Find the number of positive integers j≤3²⁰¹³ such that j=∑_(k=0)^(m)((−1)^(k)⋅3^(a_(k))) for some strictly increasing sequence of nonnegative integers a_(k). For example, we may … · Discussion

Discussing Find the number of positive integers j≤3²⁰¹³ such that j=∑_(k=0)^(m)((−1)^(k)⋅3^(a_(k))) for some strictly increasing sequence of nonnegative integers {a_(k)}. For example, we may … · Omni-MATH

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