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erdős #407

← #406 · #408 → (packet.json; erdosproblems.com)

Let $w (n)$ count the number of solutions to $n = 2^{a} + 3^{b} + 2^{c} 3^{d}$ with $a, b, c, d \geq 0$ integers. Is it true that $w (n)$ is bounded by some absolute constant?

Worked, still open.

number theory · solved · 0 attempts

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A387688 — Number of solutions to n = 2^r + 3^s + 2^t * 3^u where r, s, t and u are nonnegative integers.0,0,1,2,3,5,4,5,4,4,7,6,8,7,6,4,6,5,8,7,8,4,8,0,6,5,6,4,10,3,7,5,6,7,9,6,12,6,6,4,10,3,9,7,6,4,8,0,8,2,6,4,8,0,5,2,5,3,8

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solved

finding.noted · reviewer:will-blair · 1 day

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