trureturingGitHub MATHEMATICAL ATLAS

Recurrence / CONCEPT

Absolute Reciprocal Squares and Binary Parity

The positive-index coefficients of OEIS A380710 are odd exactly at powers of two.

Closed Authored exposition
DIRECT PREREQUISITES1
DIRECT CONSEQUENCES4
PROOF DEPTH1
DOCUMENT LINKS0
THEOREM

Absolute values modulo two

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Catalan Composition and Hanna's Parity ConjectureCatalan Composition and Hanna'sParity ConjectureAbsolute Reciprocal Squares and Binary ParityAbsolute Reciprocal Squares andBinary ParityHanna's absolute cubic congruence for A380711Hanna's absolute cubiccongruence for A380711Absolute Reciprocal-Square Shift ParityAbsolute Reciprocal-SquareShift ParityAbsolute Reciprocal Squares and Fibbinary ParityAbsolute Reciprocal Squares andFibbinary ParityQuadratic Power Diagonals and Fibbinary ParityQuadratic Power Diagonals andFibbinary Parity
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Lean sourceResearch workspace
Status
Closed
Depth
1
Layer
D5/S1
Domain
Recurrence
Node ID
D5/S1/Recurrence/Invariants/AbsoluteReciprocalSquareParity
Repository path
D5/S1/Recurrence/Invariants/AbsoluteReciprocalSquareParity.lean
Truth release
sha256:76a8db6a0f78609b1b9d4a959c8392f2752f2daaddc1930e046e34ce07d0f608
Source commit
b52262a023c4db9bb30a128ebfd80ea4ef4c1a53
Source tree
37a24ddf3b9983bdabf0acbfd9b32b06c35c28d3

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