User:Gothamscholar/sandbox

Arkansas, Delaware, Texas: Senate seats are reapportioned between years ending in 0 and years ending in 2. All senate seats are on the ballot in years ending in 2. After the election, senators are divided into two halves: half of the seats are assigned two-year terms, followed by two elections for four-year terms (in years ending in 4 and 8); the other half of seats are assigned four-year terms, followed by one election for a four-year term (in the year ending with 6) and one election for a two-year term (in the year ending with 0).

Florida: Four-year terms, except in midterm election years ending in 2 (e.g. 2022) half of districts are elected to two-year terms; in presidential election years ending in 2 (e.g. 2032) the other half of districts are elected to two-year terms.

half of members + 1 elected in non-presidential even years, half of members elected in presidential years: Nevada, Tennessee, Utah
 * Senate with an odd number of members:

half of members + 1 elected in presidential years, half of members elected in non-presidential even years: Colorado, Nebraska, North Dakota, Washington, Wisconsin