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0 - 3 entries
1 - 12 entries
1-1 correspondence (=bijection) owned by mathcam
$(1 + 1/n)^n$ is an increasing sequence owned by rspuzio
1-4-2 Problem (=Collatz problem) owned by akrowne
15 Puzzle owned by PrimeFan
196's reverse and add sequence to 1000 terms owned by PrimeFan
examples of 1-automorphic numbers owned by PrimeFan
$(-1)\cdot a= -a$ (=minus one times an element is the additive inverse in a ring) owned by alozano
1-form (in differential form) owned by rmilson
$(1+\frac{\alpha}{n})^n$ is monotone for large $n$ owned by uriw
1-parameter subgroup (=one-parameter subgroup) owned by CWoo
1st quadrant (in quadrant) owned by Mathprof
1 to 1 correspondence (=bijection) owned by mathcam
2 - 12 entries
3 - 8 entries
4 - 5 entries
5 - 4 entries
6 - 1 entry
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Z - 90 entries
7522 entries total.
12889 concepts total.
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