List questions from oeis

Published on 16 Feb 2020 - 2:12

32

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Examples of fusenes that are not polyhexes

Published on 23 Feb 2026 - 2:56

87

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Counting polysticks on the $n$-cube.

Published on 23 Feb 2026 - 2:54

3k

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Is OEIS A248049 an integer sequence?

Published on 19 Mar 2020 - 3:05

1.4k

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The equation $\sigma(n)=\sigma(n+1)$

Published on 27 Mar 2020 - 19:07

1.4k

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Fractal Pattern from Queen's Move Construction

Published on 23 Feb 2026 - 2:52

220

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Does a graded poset on $\mathbb{N}_{>0}$ generated from subtracting factors define a lattice?

Published on 18 Apr 2020 - 19:43

107

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Explicit closed formulas for A056542 and A079751?

Published on 20 May 2020 - 1:32

51

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Is there any website like OEIS for special polynomials

Published on 25 Mar 2026 - 17:19

63

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On Hypergeometric Series and OEIS Sequence

Published on 23 Jul 2020 - 1:23

241

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Proof of the remarkable formula for the n-th non-square?

Published on 27 Jul 2020 - 14:17

85

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Difference sets without squares of Integers

Published on 16 Jul 2016 - 12:41

175

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What are flimsy numbers?

Published on 10 Aug 2016 - 19:18

1.4k

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A sequence of coefficients of $x+(x+(x+(x+(x+(x+\dots)^6)^5)^4)^3)^2$

Published on 01 Sep 2016 - 22:02

813

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A generalization of the product of harmonic numbers to non-integer arguments

Published on 05 Sep 2016 - 0:30

List Question

About Harmonic Numbers and a sequence in OEIS

Examples of fusenes that are not polyhexes

Counting polysticks on the $n$-cube.

Is OEIS A248049 an integer sequence?

The equation $\sigma(n)=\sigma(n+1)$

Fractal Pattern from Queen's Move Construction

Does a graded poset on $\mathbb{N}_{>0}$ generated from subtracting factors define a lattice?

Explicit closed formulas for A056542 and A079751?

Is there any website like OEIS for special polynomials

On Hypergeometric Series and OEIS Sequence

Proof of the remarkable formula for the n-th non-square?

Difference sets without squares of Integers

What are flimsy numbers?

A sequence of coefficients of $x+(x+(x+(x+(x+(x+\dots)^6)^5)^4)^3)^2$

A generalization of the product of harmonic numbers to non-integer arguments

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