Use table constructor to generate your primary sequence, within a CTE. Then run a select from it, joined to itself 3 times (giving 4 references total in the FROM list). They can be CROSS JOINS or old fashioned comma joins. It works just fine. Have a try, post back if you are unsure.
For fast, accurate and documented assistance in answering your questions, please read this article.
Understanding and using APPLY, (I) and (II) Paul White
Hidden RBAR: Triangular Joins / The "Numbers" or "Tally" Table: What it is and how it replaces a loop Jeff Moden